added netherlands and another valley

map_data/definition.csv

@@ -14151,4 +14151,4 @@
 #14150;51;14;232;;x;
 #14151;52;14;236;;x;
 #14152;53;14;240;;x;
-#14153;54;14;244;;x;
+#14153;54;14;244;;x;

map_data/heightmap.heightmap

@@ -3,6 +3,6 @@ indirection_file="map_data/indirection_heightmap.png"
 original_heightmap_size={ 8192 4096 }
 tile_size=33
 should_wrap_x=no
-level_offsets={ { 0 0 } { 0 3151 } { 0 3839 } { 0 3933 } { 0 3980 } }
+level_offsets={ { 0 0 } { 0 3151 } { 0 3839 } { 0 3933 } { 0 3983 } }
 max_compress_level=4
-empty_tile_offset={ 176 29 }
+empty_tile_offset={ 250 28 }