diff --git a/generated_world/src/main/java/mc/world/generated_world/WorldConstants.java b/generated_world/src/main/java/mc/world/generated_world/WorldConstants.java
index a635084..cd33fde 100644
--- a/generated_world/src/main/java/mc/world/generated_world/WorldConstants.java
+++ b/generated_world/src/main/java/mc/world/generated_world/WorldConstants.java
@@ -9,9 +9,10 @@ public final class WorldConstants {
     public static final String WORLD_INFO_FILE_NAME_TEMPLATE = "world.dat";
     public static final String REGION_FILE_NAME_TEMPLATE = "r.{0}.{1}";
 
-    public static final int WORLD_MIN_HEIGHT = 36;
+    public static final int WORLD_MAX_HEIGHT = 256;
     public static final int WORLD_SEA_LEVEL = 64;
-    public static final int WORLD_MAX_HEIGHT = 128;
+    public static final int WORLD_MIN_GENERATION_HEIGHT = 36;
+    public static final int WORLD_MAX_GENERATION_HEIGHT = 128;
     public static final int WORLD_REGION_SIZE = 256;
     public static final int WORLD_CHUNK_SIZE = 16;
     public static final int WORLD_MAX_TEMPERATURE = 100;
diff --git a/generated_world/src/main/java/mc/world/generated_world/generator/SeedBasedWorldGenerator.java b/generated_world/src/main/java/mc/world/generated_world/generator/SeedBasedWorldGenerator.java
index 78f2d67..8253165 100644
--- a/generated_world/src/main/java/mc/world/generated_world/generator/SeedBasedWorldGenerator.java
+++ b/generated_world/src/main/java/mc/world/generated_world/generator/SeedBasedWorldGenerator.java
@@ -179,8 +179,8 @@ public class SeedBasedWorldGenerator implements WorldGenerator {
                     int tz = convert(z + region.getZ() * WORLD_REGION_SIZE);
                     double p = sigmoid(noiseGenerator.noise(tx / WORLD_LAND_SIZE, tz / WORLD_LAND_SIZE));
                     double r = Math.sqrt(noiseGenerator.noise(tx / WORLD_LAKE_SIZE, tz / WORLD_LAKE_SIZE));
-                    double h = (WORLD_MAX_HEIGHT - WORLD_MIN_HEIGHT) * Math.min(p * r, 1);
-                    h = Math.min(WORLD_MAX_HEIGHT, h + WORLD_MIN_HEIGHT);
+                    double h = (WORLD_MAX_GENERATION_HEIGHT - WORLD_MIN_GENERATION_HEIGHT) * Math.min(p * r, 1);
+                    h = Math.min(WORLD_MAX_GENERATION_HEIGHT, h + WORLD_MIN_GENERATION_HEIGHT);
                     heightMap[x][z] = (int)(h);
                     grassMap[x][z] = (int) (1 + SeedRandomGenerator.random(tx, tz, world.getSeed()) * (LANDFILL_GRASS_SURFACE_THIN - 1));
                     double k = Math.sqrt(noiseGenerator.noise(tx * WORLD_TEMPERATURE_ZONE_SIZE, tz * WORLD_TEMPERATURE_ZONE_SIZE));
@@ -191,8 +191,8 @@ public class SeedBasedWorldGenerator implements WorldGenerator {
                         wetMap[x][z] = (int) (WORLD_MAX_WETNESS * WORLD_WET_SEA_PERCENT *noiseGenerator.noise(tx, tz));
                     } else {
                         int th = heightMap[x][z] - WORLD_SEA_LEVEL;
-                        th = (int) (th * (1 + 1.25 * th / (WORLD_MAX_HEIGHT - WORLD_SEA_LEVEL)));
-                        heightMap[x][z] = Math.min(WORLD_SEA_LEVEL + th, WORLD_MAX_HEIGHT);
+                        th = (int) (th * (1 + 1.25 * th / (WORLD_MAX_GENERATION_HEIGHT - WORLD_SEA_LEVEL)));
+                        heightMap[x][z] = Math.min(WORLD_SEA_LEVEL + th, WORLD_MAX_GENERATION_HEIGHT);
                     }
                 }
             }
@@ -365,7 +365,7 @@ public class SeedBasedWorldGenerator implements WorldGenerator {
                     }
                 } else {
                     if (height < WORLD_SEA_LEVEL) {
-                        if (height < WORLD_MIN_HEIGHT + (WORLD_SEA_LEVEL - WORLD_MIN_HEIGHT) / 2) {
+                        if (height < WORLD_MIN_GENERATION_HEIGHT + (WORLD_SEA_LEVEL - WORLD_MIN_GENERATION_HEIGHT) / 2) {
                             return Biome.DEEP_OCEAN;
                         } else {
                             return Biome.OCEAN;
@@ -376,7 +376,7 @@ public class SeedBasedWorldGenerator implements WorldGenerator {
                 }
             }
 
-            final int HILLS_HEIGHT = WORLD_SEA_LEVEL + (WORLD_MAX_HEIGHT - WORLD_SEA_LEVEL) / 3;
+            final int HILLS_HEIGHT = WORLD_SEA_LEVEL + (WORLD_MAX_GENERATION_HEIGHT - WORLD_SEA_LEVEL) / 3;
 
             if (temperature == Temperature.FROST) {
                 if (wetness == Wetness.DRIEST || wetness == Wetness.DRY) {
diff --git a/generated_world/src/main/java/mc/world/generated_world/world/CubicWorld.java b/generated_world/src/main/java/mc/world/generated_world/world/CubicWorld.java
index 643cf30..6c39781 100644
--- a/generated_world/src/main/java/mc/world/generated_world/world/CubicWorld.java
+++ b/generated_world/src/main/java/mc/world/generated_world/world/CubicWorld.java
@@ -3,8 +3,10 @@ package mc.world.generated_world.world;
 import com.flowpowered.nbt.Tag;
 import lombok.Getter;
 import lombok.Setter;
+import lombok.extern.slf4j.Slf4j;
 import mc.core.Location;
 import mc.core.WarpPosition;
+import mc.core.block.BlockType;
 import mc.core.player.Look;
 import mc.core.world.Chunk;
 import mc.core.world.IWorldType;
@@ -17,6 +19,10 @@ import java.util.Map;
 import java.util.UUID;
 import java.util.stream.Stream;
 
+import static mc.world.generated_world.WorldConstants.WORLD_CHUNK_SIZE;
+import static mc.world.generated_world.WorldConstants.WORLD_MAX_HEIGHT;
+
+@Slf4j
 public class CubicWorld implements World {
     @Getter
     private final UUID worldId;
@@ -59,6 +65,15 @@ public class CubicWorld implements World {
         if (warpPosition == null) {
             synchronized (spawnLocationLock) {
                 if (warpPosition == null) {
+                    log.warn("Spawn location is not defined. Trying to select best location");
+                    warpPosition = new WarpPosition(Location.startPointLocation(), new Look(0, 0));
+                    for (int y = WORLD_MAX_HEIGHT; y > 0; y --) {
+                        Chunk chunk = getChunk(0,y / WORLD_CHUNK_SIZE, 0);
+                        if (chunk.getBlock(0, y, 0).getBlockType() != BlockType.AIR) {
+                            warpPosition = new WarpPosition(new Location(0, y + 1, 0), new Look(0, 0));
+                            break;
+                        }
+                    }
                     warpPosition = new WarpPosition(Location.startPointLocation(), new Look(0,0));
                 }
             }