diff --git a/N3OW/map_data/default.map b/N3OW/map_data/default.map
index 3aa52f3e..149d2777 100644
--- a/N3OW/map_data/default.map
+++ b/N3OW/map_data/default.map
@@ -80,6 +80,12 @@ sea_zones = RANGE { 12831 12834 }
 sea_zones = LIST { 944 }
 sea_zones = LIST { 8623 8624 8625 }
 
+#NEOW
+
+#European Seas
+
+sea_zones = LIST { 13160 13162 13163 }
+
 ###############
 # MAJOR RIVERS
 ###############
@@ -163,6 +169,9 @@ lakes = RANGE { 11249 11250 }	#Lakes in Sumatra
 lakes = LIST { 12551 }	#Lakes in Japan
 lakes = LIST { 12948 13158 } # Lakes in east China
 
+#NEOW
+lakes = LIST { 13161 } # Dogger Lakes
+
 #####################
 # IMPASSABLE TERRAIN
 #####################
@@ -308,7 +317,7 @@ impassable_mountains = RANGE { 12858 12862 }
 
 impassable_mountains = RANGE { 12864 12878 }
 impassable_mountains = RANGE { 12520 12524 }
-impassable_mountains = RANGE { 13160 13269 }
+impassable_mountains = RANGE { 13164 13269 }
 impassable_mountains = LIST { 10582 10586 10605 10607 10612 10648 }
 
 
diff --git a/N3OW/map_data/heightmap.heightmap b/N3OW/map_data/heightmap.heightmap
index 639a5c66..3c625af6 100755
--- a/N3OW/map_data/heightmap.heightmap
+++ b/N3OW/map_data/heightmap.heightmap
@@ -3,6 +3,6 @@ indirection_file="map_data/indirection_heightmap.png"
 original_heightmap_size={ 18432 9216 }
 tile_size=65
 should_wrap_x=no
-level_offsets={ { 0 0 } { 0 1332 } { 0 3064 } { 0 3650 } { 0 3825 } }
+level_offsets={ { 0 0 } { 0 1722 } { 0 2992 } { 0 3578 } { 0 3762 } }
 max_compress_level=4
-empty_tile_offset={ 242 40 }
+empty_tile_offset={ 197 42 }
diff --git a/N3OW/map_data/heightmap.png b/N3OW/map_data/heightmap.png
index 27336587..2cd3803f 100755
--- a/N3OW/map_data/heightmap.png
+++ b/N3OW/map_data/heightmap.png
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:630afb17d02857b0d00f27a5272305bd47aec6c54935040820ec06dad41f3750
-size 122340563
+oid sha256:86aa5e8d453e0a201c97a8533289f3b6b22e4fa9c345417b9cae5ec908198194
+size 122405083
diff --git a/N3OW/map_data/indirection_heightmap.png b/N3OW/map_data/indirection_heightmap.png
index 61e46241..d4b4aa8b 100755
--- a/N3OW/map_data/indirection_heightmap.png
+++ b/N3OW/map_data/indirection_heightmap.png
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:0b64f7dbe98fd7c3bf2009b2152c1338b76e83aaacad2d50c0fbe3eb7c9b2d18
-size 40328
+oid sha256:a635fc0b36c8ef248c8f6fd1068fa2015000c082b53b93c88279216bdcfd9d68
+size 41135
diff --git a/N3OW/map_data/nodes.dat b/N3OW/map_data/nodes.dat
index 52a69371..510a2686 100755
Binary files a/N3OW/map_data/nodes.dat and b/N3OW/map_data/nodes.dat differ
diff --git a/N3OW/map_data/packed_heightmap.png b/N3OW/map_data/packed_heightmap.png
index 5599a45b..68fb5662 100755
--- a/N3OW/map_data/packed_heightmap.png
+++ b/N3OW/map_data/packed_heightmap.png
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:7fca988c98a857c910001dd152567f97b908f5618bc71c68d9f7bced80b3f19d
-size 16355660
+oid sha256:6fec8034caff6c41720f122a078f922a29ab2743fbb1c5bc044e969a0f53975d
+size 16368200
diff --git a/N3OW/map_data/provinces.png b/N3OW/map_data/provinces.png
index 5f49ec11..8c5beea4 100644
--- a/N3OW/map_data/provinces.png
+++ b/N3OW/map_data/provinces.png
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:ff560b72955624e117db4bfd0e3104bd142ca1b955c7915b841a8a74d8dbf97f
-size 2592158
+oid sha256:6ac021f004775b191f29cda84aebce324abad97d9d2a7171921e5d37ce0df7a2
+size 3428867