diff --git a/client/include/hex.h b/client/include/hex.h
index 17d44f5..fdd35f1 100644
--- a/client/include/hex.h
+++ b/client/include/hex.h
@@ -15,6 +15,8 @@ typedef struct GPUHexStruct {
 typedef struct GPUHexRegionStruct {
   int32_t q;
   int32_t r;
+  int32_t y;
+  uint32_t map;
 
   GPUHex hexes[REGION_HEX_COUNT];
 } GPUHexRegion;
@@ -64,8 +66,9 @@ VkResult create_hex_context(
   RenderContext* gpu,
   HexContext* context);
 
-VkResult create_hex_region(
-  int32_t q, int32_t r,
+VkResult set_hex_region(
+  int32_t q, int32_t r, int32_t y,
+  uint32_t map,
   HexRegion** region,
   HexContext* hex,
   RenderContext* gpu);
diff --git a/client/shader/hex.vert b/client/shader/hex.vert
index e1e27ba..1e566f8 100644
--- a/client/shader/hex.vert
+++ b/client/shader/hex.vert
@@ -15,9 +15,13 @@ vec4 int2color(uint color_int) {
 
 void main() {
   int region_index = gl_InstanceIndex/region_hex_count;
-  int hex_index = gl_InstanceIndex - (region_index*region_hex_count);
   Region region = pc.context.regions[region_index];
+  if(region.map == 0) {
+    gl_Position = vec4(0, 0, 0, 0);
+    return;
+  }
 
+  int hex_index = gl_InstanceIndex - (region_index*region_hex_count);
   vec2 region_qr = vec2(region.q, region.r);
 
   vec4 region_pos = vec4(0, 0, 0, 0);
@@ -40,9 +44,9 @@ void main() {
                   region.hexes[hex_index].heights[2] +
                   region.hexes[hex_index].heights[3] +
                   region.hexes[hex_index].heights[4] +
-                  region.hexes[hex_index].heights[5])/6;
+                  region.hexes[hex_index].heights[5])/6 + region.y;
   } else {
-    position.y = region.hexes[hex_index].heights[indices[gl_VertexIndex]-1];
+    position.y = region.hexes[hex_index].heights[indices[gl_VertexIndex]-1] + region.y;
   }
   color = int2color(region.hexes[hex_index].colors[indices[gl_VertexIndex]]);
 
diff --git a/client/shader/hex_common.glsl b/client/shader/hex_common.glsl
index 03df02c..eb56d1e 100644
--- a/client/shader/hex_common.glsl
+++ b/client/shader/hex_common.glsl
@@ -6,6 +6,8 @@ struct Hex {
 layout(std430, buffer_reference) readonly buffer Region {
   int q;
   int r;
+  int y;
+  uint map;
   Hex hexes[];
 };
 
diff --git a/client/shader/hex_highlight.vert b/client/shader/hex_highlight.vert
index 40dec01..6adff12 100644
--- a/client/shader/hex_highlight.vert
+++ b/client/shader/hex_highlight.vert
@@ -47,9 +47,9 @@ void main() {
                   region.hexes[hex_index].heights[2] +
                   region.hexes[hex_index].heights[3] +
                   region.hexes[hex_index].heights[4] +
-                  region.hexes[hex_index].heights[5])/6;
+                  region.hexes[hex_index].heights[5])/6 + region.y;
   } else {
-    position.y = region.hexes[hex_index].heights[indices[gl_VertexIndex]-1];
+    position.y = region.hexes[hex_index].heights[indices[gl_VertexIndex]-1] + region.y;
   }
 
   position.y += raise;
diff --git a/client/src/hex.c b/client/src/hex.c
index 9d1bfb2..b0d10ce 100644
--- a/client/src/hex.c
+++ b/client/src/hex.c
@@ -492,7 +492,7 @@ VkResult create_hex_context(
   return VK_SUCCESS;
 }
 
-VkResult create_hex_region(int32_t q, int32_t r, HexRegion** region, HexContext* hex, RenderContext* gpu) {
+VkResult set_hex_region(int32_t q, int32_t r, int32_t y, uint32_t map, HexRegion** region, HexContext* hex, RenderContext* gpu) {
   VkResult result;
 
   uint32_t i = 0;
@@ -509,13 +509,15 @@ VkResult create_hex_region(int32_t q, int32_t r, HexRegion** region, HexContext*
 
   (*region)->data.q = q;
   (*region)->data.r = r;
+  (*region)->data.y = y;
+  (*region)->data.map = map;
   VK_RESULT(create_storage_buffer(
         gpu->allocator,
         0,
         sizeof(GPUHexRegion),
         &(*region)->region,
         &(*region)->region_memory));
-  VK_RESULT(add_transfer(&(*region)->data.q, (*region)->region, offsetof(GPUHexRegion, q), sizeof(uint32_t)*2, gpu->current_frame, gpu));
+  VK_RESULT(add_transfer(&(*region)->data.q, (*region)->region, offsetof(GPUHexRegion, q), sizeof(int32_t)*3 + sizeof(uint32_t), gpu->current_frame, gpu));
 
   (*region)->address = buffer_address(gpu->device, (*region)->region);
 
diff --git a/client/src/main.c b/client/src/main.c
index 75cb0c7..3165d2a 100644
--- a/client/src/main.c
+++ b/client/src/main.c
@@ -100,18 +100,20 @@ VkResult main_thread(ClientContext* context) {
   };
 
   uint32_t region = 0;
-  for(int32_t q = -10; q < 10; q++) {
-    for(int32_t r = -10; r < 10; r++) {
-      VK_RESULT(create_hex_region(q, r, &regions[region], context->hex, context->render));
-      for(uint32_t i = 0; i < REGION_HEX_COUNT; i++) {
-        for(uint32_t h = 0; h < 6; h++) {
-          regions[region]->data.hexes[i].color[h] = colors[(q+r+50) % (sizeof(colors)/sizeof(uint32_t))];
-          regions[region]->data.hexes[i].height[h] = (float)i/REGION_HEX_COUNT; 
+  for(int32_t y = -2; y < 2; y++) {
+    for(int32_t q = -5; q < 5; q++) {
+      for(int32_t r = -5; r < 5; r++) {
+        VK_RESULT(set_hex_region(q, r, y, 0x01, &regions[region], context->hex, context->render));
+        for(uint32_t i = 0; i < REGION_HEX_COUNT; i++) {
+          for(uint32_t h = 0; h < 6; h++) {
+            regions[region]->data.hexes[i].color[h] = colors[(q+r+50) % (sizeof(colors)/sizeof(uint32_t))];
+            regions[region]->data.hexes[i].height[h] = (float)i/REGION_HEX_COUNT; 
+          }
+          regions[region]->data.hexes[i].color[6] = colors[(q+r+50) % (sizeof(colors)/sizeof(uint32_t))];
         }
-        regions[region]->data.hexes[i].color[6] = colors[(q+r+50) % (sizeof(colors)/sizeof(uint32_t))];
+        VK_RESULT(add_transfer(&regions[region]->data.hexes, regions[region]->region, offsetof(GPUHexRegion, hexes), sizeof(GPUHex)*REGION_HEX_COUNT, 0, context->render));
+        region++;
       }
-      VK_RESULT(add_transfer(&regions[region]->data.hexes, regions[region]->region, offsetof(GPUHexRegion, hexes), sizeof(GPUHex)*REGION_HEX_COUNT, 0, context->render));
-      region++;
     }
   }