diff --git a/data/json/mapgen/refugee_center/rc_grounds_e.json b/data/json/mapgen/refugee_center/rc_grounds_e.json
index ebf3d21732b75..887da08df7c90 100644
--- a/data/json/mapgen/refugee_center/rc_grounds_e.json
+++ b/data/json/mapgen/refugee_center/rc_grounds_e.json
@@ -7,30 +7,30 @@
     "object": {
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -43,30 +43,30 @@
     "object": {
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -79,30 +79,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -115,30 +115,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "............................................................................................................|~~~~~~~~~~~",
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -151,30 +151,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "............................................................................................................|~~~~~~~~~~~",
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~"
       ],
       "palettes": [ "rc_grounds" ]
     }
diff --git a/data/json/mapgen/refugee_center/rc_grounds_n.json b/data/json/mapgen/refugee_center/rc_grounds_n.json
index c7d00616d5465..54f4451ef5ccb 100644
--- a/data/json/mapgen/refugee_center/rc_grounds_n.json
+++ b/data/json/mapgen/refugee_center/rc_grounds_n.json
@@ -7,7 +7,17 @@
     "object": {
       "fill_ter": "t_grass",
       "rows": [
-        "........................................................................................................................",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
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         "||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||",
         "........................................................................................................................",
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@@ -20,16 +30,6 @@
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       "palettes": [ "rc_grounds" ]
diff --git a/data/json/mapgen/refugee_center/rc_grounds_ne.json b/data/json/mapgen/refugee_center/rc_grounds_ne.json
index a11813118e7f2..2460997df476d 100644
--- a/data/json/mapgen/refugee_center/rc_grounds_ne.json
+++ b/data/json/mapgen/refugee_center/rc_grounds_ne.json
@@ -7,30 +7,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "............................................................................................................|~~~~~~~~~~~",
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -43,30 +43,30 @@
     "object": {
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -79,30 +79,30 @@
     "object": {
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -115,30 +115,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "............................................................................................................|~~~~~~~~~~~",
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -151,30 +151,30 @@
     "object": {
       "fill_ter": "t_grass",
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       ],
       "palettes": [ "rc_grounds" ]
     }
diff --git a/data/json/mapgen/refugee_center/rc_grounds_nw.json b/data/json/mapgen/refugee_center/rc_grounds_nw.json
index 2cb4f21d628ef..8a4595d429bca 100644
--- a/data/json/mapgen/refugee_center/rc_grounds_nw.json
+++ b/data/json/mapgen/refugee_center/rc_grounds_nw.json
@@ -7,30 +7,30 @@
     "object": {
       "fill_ter": "t_grass",
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-        ".|......................................................................................................................",
-        ".|......................................................................................................................",
-        ".|......................................................................................................................",
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+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
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+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
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+        "~~~~~~~~~~~|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -43,30 +43,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "~~~~~~~~~~~|............................................................................................................",
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       ],
       "palettes": [ "rc_grounds" ]
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@@ -79,30 +79,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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       ],
       "palettes": [ "rc_grounds" ]
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@@ -115,30 +115,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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       ],
       "palettes": [ "rc_grounds" ]
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@@ -151,30 +151,30 @@
     "object": {
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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       "palettes": [ "rc_grounds" ]
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diff --git a/data/json/mapgen/refugee_center/rc_grounds_s.json b/data/json/mapgen/refugee_center/rc_grounds_s.json
index 7b37fee336659..e31db5b1cc65d 100644
--- a/data/json/mapgen/refugee_center/rc_grounds_s.json
+++ b/data/json/mapgen/refugee_center/rc_grounds_s.json
@@ -163,18 +163,18 @@
         "................................................''''_______,,_______''''................................................",
         "................................................''''_______,,_______''''................................................",
         "................................................''''_______,,_______''''................................................",
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-        "................................................''''_______,,_______''''................................................",
-        "................................................''''_______,,_______''''................................................",
-        "................................................''''_______,,_______''''................................................",
-        "................................................''''________________''''................................................",
-        "||||||||||||||||||||||||||||||||||||............''''_______,,_______''''............||||||||||||||||||||||||||||||||||||",
-        "................................................''''_______,,_______''''................................................",
-        "................................................''''_______,,_______''''................................................",
-        "................................................''''________________''''................................................",
-        "................................................''''_______,,_______''''................................................",
-        "................................................''''_______,,_______''''................................................",
-        "................................................''''_______,,_______''''................................................"
+        "||||||||||||||||||||||||||||||||||||............''''________________''''............||||||||||||||||||||||||||||||||||||",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''________________''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''________________''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~''''_______,,_______''''~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
       ],
       "palettes": [ "rc_grounds" ]
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diff --git a/data/json/mapgen/refugee_center/rc_grounds_se.json b/data/json/mapgen/refugee_center/rc_grounds_se.json
index 0cfcb537367e4..4ac01068759c6 100644
--- a/data/json/mapgen/refugee_center/rc_grounds_se.json
+++ b/data/json/mapgen/refugee_center/rc_grounds_se.json
@@ -7,30 +7,30 @@
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       "palettes": [ "rc_grounds" ]
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@@ -43,30 +43,30 @@
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+        "............................................................................................................|~~~~~~~~~~~",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -79,30 +79,30 @@
     "object": {
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
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       ],
       "palettes": [ "rc_grounds" ]
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@@ -115,30 +115,30 @@
     "object": {
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+        "............................................................................................................|~~~~~~~~~~~",
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+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
+        "............................................................................................................|~~~~~~~~~~~",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -151,30 +151,30 @@
     "object": {
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+        "|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||~~~~~~~~~~~",
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       ],
       "palettes": [ "rc_grounds" ]
     }
diff --git a/data/json/mapgen/refugee_center/rc_grounds_sw.json b/data/json/mapgen/refugee_center/rc_grounds_sw.json
index dffcb405ff2af..558969d2278da 100644
--- a/data/json/mapgen/refugee_center/rc_grounds_sw.json
+++ b/data/json/mapgen/refugee_center/rc_grounds_sw.json
@@ -7,30 +7,30 @@
     "object": {
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -43,30 +43,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -79,30 +79,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -115,30 +115,30 @@
     "object": {
       "fill_ter": "t_grass",
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-        ".|......................................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -151,30 +151,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
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+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
+        "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
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       ],
       "palettes": [ "rc_grounds" ]
     }
diff --git a/data/json/mapgen/refugee_center/rc_grounds_w.json b/data/json/mapgen/refugee_center/rc_grounds_w.json
index ac7c4bd8b30e8..feb339ce0cd83 100644
--- a/data/json/mapgen/refugee_center/rc_grounds_w.json
+++ b/data/json/mapgen/refugee_center/rc_grounds_w.json
@@ -7,30 +7,30 @@
     "object": {
       "fill_ter": "t_grass",
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-        ".|......................................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -43,30 +43,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -79,30 +79,30 @@
     "object": {
       "fill_ter": "t_grass",
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-        ".|......................................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -115,30 +115,30 @@
     "object": {
       "fill_ter": "t_grass",
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................"
       ],
       "palettes": [ "rc_grounds" ]
     }
@@ -151,30 +151,30 @@
     "object": {
       "fill_ter": "t_grass",
       "rows": [
-        ".|......................................................................................................................",
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-        ".|......................................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
+        "~~~~~~~~~~~|............................................................................................................",
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+        "~~~~~~~~~~~|............................................................................................................"
       ],
       "palettes": [ "rc_grounds" ]
     }
diff --git a/data/json/mapgen_palettes/refugee_center.json b/data/json/mapgen_palettes/refugee_center.json
index 556b4e6ba49fe..9dd4e0f10adc2 100644
--- a/data/json/mapgen_palettes/refugee_center.json
+++ b/data/json/mapgen_palettes/refugee_center.json
@@ -73,6 +73,13 @@
         [ "t_region_tree", 3 ],
         [ "t_water_sh", 3 ]
       ],
+      "~": [
+        [ "t_region_groundcover", 400 ],
+        [ "t_region_groundcover_forest", 50 ],
+        [ "t_region_shrub", 30 ],
+        [ "t_region_tree", 2 ],
+        [ "t_water_sh", 1 ]
+      ],
       "|": [ [ "t_chainfence", 30 ], [ "t_chainfence_posts", 4 ], [ "t_region_groundcover_forest", 2 ], "t_region_shrub" ],
       "_": [ [ "t_pavement", 300 ], [ "t_region_groundcover_barren", 6 ], "t_region_groundcover_forest" ]
     }