diff --git a/pumpkin-world/benches/chunk_gen.rs b/pumpkin-world/benches/chunk_gen.rs
index f0efa12e5..21d1fc0e1 100644
--- a/pumpkin-world/benches/chunk_gen.rs
+++ b/pumpkin-world/benches/chunk_gen.rs
@@ -3,7 +3,7 @@ use criterion::{Criterion, criterion_group, criterion_main};
 use pumpkin_data::BlockDirection;
 use pumpkin_util::math::position::BlockPos;
 use pumpkin_util::math::vector2::Vector2;
-use pumpkin_world::generation::implementation::WorldGenerator;
+use pumpkin_world::generation::generator::WorldGenerator;
 use std::sync::Arc;
 use temp_dir::TempDir;
 
diff --git a/pumpkin-world/src/biome/end.rs b/pumpkin-world/src/biome/end.rs
index 065ae24bc..0c524364d 100644
--- a/pumpkin-world/src/biome/end.rs
+++ b/pumpkin-world/src/biome/end.rs
@@ -5,7 +5,7 @@ use crate::{
     biome::BiomeSupplier,
     dimension::Dimension,
     generation::{
-        biome_coords, noise_router::multi_noise_sampler::MultiNoiseSampler, section_coords,
+        biome_coords, noise::router::multi_noise_sampler::MultiNoiseSampler, section_coords,
     },
 };
 
diff --git a/pumpkin-world/src/biome/mod.rs b/pumpkin-world/src/biome/mod.rs
index df3a27deb..5bb9b851c 100644
--- a/pumpkin-world/src/biome/mod.rs
+++ b/pumpkin-world/src/biome/mod.rs
@@ -6,7 +6,7 @@ use pumpkin_data::chunk::{Biome, BiomeTree, NETHER_BIOME_SOURCE, OVERWORLD_BIOME
 use pumpkin_util::math::vector3::Vector3;
 
 use crate::{
-    dimension::Dimension, generation::noise_router::multi_noise_sampler::MultiNoiseSampler,
+    dimension::Dimension, generation::noise::router::multi_noise_sampler::MultiNoiseSampler,
 };
 pub mod end;
 pub mod multi_noise;
@@ -65,7 +65,7 @@ mod test {
         chunk::palette::BIOME_NETWORK_MAX_BITS,
         dimension::Dimension,
         generation::{
-            noise_router::{
+            noise::router::{
                 multi_noise_sampler::{MultiNoiseSampler, MultiNoiseSamplerBuilderOptions},
                 proto_noise_router::ProtoNoiseRouters,
             },
diff --git a/pumpkin-world/src/biome/multi_noise.rs b/pumpkin-world/src/biome/multi_noise.rs
index cf3dfbb07..278ceadeb 100644
--- a/pumpkin-world/src/biome/multi_noise.rs
+++ b/pumpkin-world/src/biome/multi_noise.rs
@@ -41,7 +41,7 @@ mod test {
         biome::{BiomeSupplier, MultiNoiseBiomeSupplier},
         dimension::Dimension,
         generation::{
-            noise_router::{
+            noise::router::{
                 multi_noise_sampler::{MultiNoiseSampler, MultiNoiseSamplerBuilderOptions},
                 proto_noise_router::ProtoNoiseRouters,
             },
diff --git a/pumpkin-world/src/generation/aquifer_sampler.rs b/pumpkin-world/src/generation/aquifer_sampler.rs
index b81555bba..675115e63 100644
--- a/pumpkin-world/src/generation/aquifer_sampler.rs
+++ b/pumpkin-world/src/generation/aquifer_sampler.rs
@@ -7,7 +7,7 @@ use pumpkin_util::{
 
 use super::{
     chunk_noise::{LAVA_BLOCK, WATER_BLOCK},
-    noise_router::{
+    noise::router::{
         chunk_density_function::ChunkNoiseFunctionSampleOptions,
         chunk_noise_router::ChunkNoiseRouter,
         density_function::{NoisePos, UnblendedNoisePos},
@@ -662,7 +662,7 @@ mod test {
                 BlockStateSampler, ChainedBlockStateSampler, ChunkNoiseGenerator, LAVA_BLOCK,
                 WATER_BLOCK,
             },
-            noise_router::{
+            noise::router::{
                 chunk_density_function::{ChunkNoiseFunctionSampleOptions, SampleAction},
                 chunk_noise_router::ChunkNoiseRouter,
                 density_function::UnblendedNoisePos,
diff --git a/pumpkin-world/src/generation/blender/mod.rs b/pumpkin-world/src/generation/blender/mod.rs
index 4d2082b06..e2215cb85 100644
--- a/pumpkin-world/src/generation/blender/mod.rs
+++ b/pumpkin-world/src/generation/blender/mod.rs
@@ -1,6 +1,6 @@
 use enum_dispatch::enum_dispatch;
 
-use super::noise_router::density_function::NoisePos;
+use super::noise::router::density_function::NoisePos;
 
 pub struct BlendResult {
     alpha: f64,
diff --git a/pumpkin-world/src/generation/chunk_noise.rs b/pumpkin-world/src/generation/chunk_noise.rs
index 35d72f579..78f6d1d2e 100644
--- a/pumpkin-world/src/generation/chunk_noise.rs
+++ b/pumpkin-world/src/generation/chunk_noise.rs
@@ -10,7 +10,7 @@ use super::{
         WorldAquiferSampler,
     },
     biome_coords,
-    noise_router::{
+    noise::router::{
         chunk_density_function::{
             ChunkNoiseFunctionBuilderOptions, ChunkNoiseFunctionSampleOptions, SampleAction,
             WrapperData,
diff --git a/pumpkin-world/src/generation/implementation/mod.rs b/pumpkin-world/src/generation/generator/mod.rs
similarity index 98%
rename from pumpkin-world/src/generation/implementation/mod.rs
rename to pumpkin-world/src/generation/generator/mod.rs
index 093ef59b7..26878cba5 100644
--- a/pumpkin-world/src/generation/implementation/mod.rs
+++ b/pumpkin-world/src/generation/generator/mod.rs
@@ -8,7 +8,7 @@ use pumpkin_data::noise_router::{
 use pumpkin_util::math::{vector2::Vector2, vector3::Vector3};
 
 use super::{
-    biome_coords, noise_router::proto_noise_router::ProtoNoiseRouters,
+    biome_coords, noise::router::proto_noise_router::ProtoNoiseRouters,
     settings::gen_settings_from_dimension,
 };
 use crate::chunk::format::LightContainer;
diff --git a/pumpkin-world/src/generation/mod.rs b/pumpkin-world/src/generation/mod.rs
index 3d08439dc..a3ec37877 100644
--- a/pumpkin-world/src/generation/mod.rs
+++ b/pumpkin-world/src/generation/mod.rs
@@ -8,11 +8,10 @@ mod block_state_provider;
 pub mod carver;
 pub mod chunk_noise;
 mod feature;
+pub mod generator;
 pub mod height_limit;
 pub mod height_provider;
-pub mod implementation;
 pub mod noise;
-pub mod noise_router;
 pub mod ore_sampler;
 pub mod positions;
 pub mod proto_chunk;
@@ -24,7 +23,7 @@ mod surface;
 pub mod y_offset;
 
 use derive_getters::Getters;
-use implementation::{GeneratorInit, VanillaGenerator, WorldGenerator};
+use generator::{GeneratorInit, VanillaGenerator, WorldGenerator};
 use pumpkin_util::random::{
     RandomDeriver, RandomDeriverImpl, RandomImpl, legacy_rand::LegacyRand, xoroshiro128::Xoroshiro,
 };
diff --git a/pumpkin-world/src/generation/noise/mod.rs b/pumpkin-world/src/generation/noise/mod.rs
index dc06e2af5..38edf2401 100644
--- a/pumpkin-world/src/generation/noise/mod.rs
+++ b/pumpkin-world/src/generation/noise/mod.rs
@@ -1 +1,2 @@
 pub mod perlin;
+pub mod router;
diff --git a/pumpkin-world/src/generation/noise_router/chunk_density_function.rs b/pumpkin-world/src/generation/noise/router/chunk_density_function.rs
similarity index 100%
rename from pumpkin-world/src/generation/noise_router/chunk_density_function.rs
rename to pumpkin-world/src/generation/noise/router/chunk_density_function.rs
diff --git a/pumpkin-world/src/generation/noise_router/chunk_noise_router.rs b/pumpkin-world/src/generation/noise/router/chunk_noise_router.rs
similarity index 100%
rename from pumpkin-world/src/generation/noise_router/chunk_noise_router.rs
rename to pumpkin-world/src/generation/noise/router/chunk_noise_router.rs
diff --git a/pumpkin-world/src/generation/noise_router/density_function/math.rs b/pumpkin-world/src/generation/noise/router/density_function/math.rs
similarity index 99%
rename from pumpkin-world/src/generation/noise_router/density_function/math.rs
rename to pumpkin-world/src/generation/noise/router/density_function/math.rs
index cb490e7a9..49aacc165 100644
--- a/pumpkin-world/src/generation/noise_router/density_function/math.rs
+++ b/pumpkin-world/src/generation/noise/router/density_function/math.rs
@@ -1,6 +1,6 @@
 use pumpkin_data::noise_router::{BinaryData, BinaryOperation, ClampData, LinearData, UnaryData};
 
-use crate::generation::noise_router::{
+use crate::generation::noise::router::{
     chunk_density_function::ChunkNoiseFunctionSampleOptions,
     chunk_noise_router::{ChunkNoiseFunctionComponent, StaticChunkNoiseFunctionComponentImpl},
 };
diff --git a/pumpkin-world/src/generation/noise_router/density_function/misc.rs b/pumpkin-world/src/generation/noise/router/density_function/misc.rs
similarity index 99%
rename from pumpkin-world/src/generation/noise_router/density_function/misc.rs
rename to pumpkin-world/src/generation/noise/router/density_function/misc.rs
index 382507ae7..29c4a8f8c 100644
--- a/pumpkin-world/src/generation/noise_router/density_function/misc.rs
+++ b/pumpkin-world/src/generation/noise/router/density_function/misc.rs
@@ -11,7 +11,7 @@ use pumpkin_util::{
 
 use crate::generation::{
     noise::perlin::DoublePerlinNoiseSampler,
-    noise_router::{
+    noise::router::{
         chunk_density_function::ChunkNoiseFunctionSampleOptions,
         chunk_noise_router::{ChunkNoiseFunctionComponent, StaticChunkNoiseFunctionComponentImpl},
     },
diff --git a/pumpkin-world/src/generation/noise_router/density_function/mod.rs b/pumpkin-world/src/generation/noise/router/density_function/mod.rs
similarity index 100%
rename from pumpkin-world/src/generation/noise_router/density_function/mod.rs
rename to pumpkin-world/src/generation/noise/router/density_function/mod.rs
diff --git a/pumpkin-world/src/generation/noise_router/density_function/noise.rs b/pumpkin-world/src/generation/noise/router/density_function/noise.rs
similarity index 99%
rename from pumpkin-world/src/generation/noise_router/density_function/noise.rs
rename to pumpkin-world/src/generation/noise/router/density_function/noise.rs
index 75587db7e..01dd7b183 100644
--- a/pumpkin-world/src/generation/noise_router/density_function/noise.rs
+++ b/pumpkin-world/src/generation/noise/router/density_function/noise.rs
@@ -7,7 +7,7 @@ use pumpkin_util::{
 
 use crate::generation::{
     noise::perlin::DoublePerlinNoiseSampler,
-    noise_router::{
+    noise::router::{
         chunk_density_function::ChunkNoiseFunctionSampleOptions,
         chunk_noise_router::{ChunkNoiseFunctionComponent, StaticChunkNoiseFunctionComponentImpl},
     },
diff --git a/pumpkin-world/src/generation/noise_router/density_function/spline.rs b/pumpkin-world/src/generation/noise/router/density_function/spline.rs
similarity index 99%
rename from pumpkin-world/src/generation/noise_router/density_function/spline.rs
rename to pumpkin-world/src/generation/noise/router/density_function/spline.rs
index 1e5538f06..cbad455ca 100644
--- a/pumpkin-world/src/generation/noise_router/density_function/spline.rs
+++ b/pumpkin-world/src/generation/noise/router/density_function/spline.rs
@@ -1,6 +1,6 @@
 use pumpkin_util::math::lerp;
 
-use crate::generation::noise_router::{
+use crate::generation::noise::router::{
     chunk_density_function::ChunkNoiseFunctionSampleOptions,
     chunk_noise_router::{ChunkNoiseFunctionComponent, StaticChunkNoiseFunctionComponentImpl},
     proto_noise_router::ProtoNoiseFunctionComponent,
diff --git a/pumpkin-world/src/generation/noise_router/density_function/test.rs b/pumpkin-world/src/generation/noise/router/density_function/test.rs
similarity index 99%
rename from pumpkin-world/src/generation/noise_router/density_function/test.rs
rename to pumpkin-world/src/generation/noise/router/density_function/test.rs
index 2ea130ea6..414c0c1cc 100644
--- a/pumpkin-world/src/generation/noise_router/density_function/test.rs
+++ b/pumpkin-world/src/generation/noise/router/density_function/test.rs
@@ -6,14 +6,14 @@ use std::path::Path;
 use std::sync::LazyLock;
 
 use crate::generation::GlobalRandomConfig;
-use crate::generation::noise_router::chunk_density_function::ChunkNoiseFunctionBuilderOptions;
-use crate::generation::noise_router::chunk_density_function::{
+use crate::generation::noise::router::chunk_density_function::ChunkNoiseFunctionBuilderOptions;
+use crate::generation::noise::router::chunk_density_function::{
     ChunkNoiseFunctionSampleOptions, SampleAction,
 };
-use crate::generation::noise_router::chunk_noise_router::{
+use crate::generation::noise::router::chunk_noise_router::{
     ChunkNoiseDensityFunction, ChunkNoiseFunctionComponent,
 };
-use crate::generation::noise_router::proto_noise_router::{
+use crate::generation::noise::router::proto_noise_router::{
     ProtoNoiseFunctionComponent, ProtoNoiseRouters,
 };
 
diff --git a/pumpkin-world/src/generation/noise_router/density_function/test_deserializer.rs b/pumpkin-world/src/generation/noise/router/density_function/test_deserializer.rs
similarity index 100%
rename from pumpkin-world/src/generation/noise_router/density_function/test_deserializer.rs
rename to pumpkin-world/src/generation/noise/router/density_function/test_deserializer.rs
diff --git a/pumpkin-world/src/generation/noise_router/mod.rs b/pumpkin-world/src/generation/noise/router/mod.rs
similarity index 100%
rename from pumpkin-world/src/generation/noise_router/mod.rs
rename to pumpkin-world/src/generation/noise/router/mod.rs
diff --git a/pumpkin-world/src/generation/noise_router/multi_noise_sampler.rs b/pumpkin-world/src/generation/noise/router/multi_noise_sampler.rs
similarity index 99%
rename from pumpkin-world/src/generation/noise_router/multi_noise_sampler.rs
rename to pumpkin-world/src/generation/noise/router/multi_noise_sampler.rs
index 5b56eabc1..32a0b7fb0 100644
--- a/pumpkin-world/src/generation/noise_router/multi_noise_sampler.rs
+++ b/pumpkin-world/src/generation/noise/router/multi_noise_sampler.rs
@@ -231,7 +231,7 @@ mod test {
 
     use crate::{
         GlobalRandomConfig, biome::multi_noise::NoiseValuePoint,
-        generation::noise_router::proto_noise_router::ProtoNoiseRouters,
+        generation::noise::router::proto_noise_router::ProtoNoiseRouters,
     };
 
     use super::{MultiNoiseSampler, MultiNoiseSamplerBuilderOptions};
diff --git a/pumpkin-world/src/generation/noise_router/proto_noise_router.rs b/pumpkin-world/src/generation/noise/router/proto_noise_router.rs
similarity index 100%
rename from pumpkin-world/src/generation/noise_router/proto_noise_router.rs
rename to pumpkin-world/src/generation/noise/router/proto_noise_router.rs
diff --git a/pumpkin-world/src/generation/noise_router/surface_height_sampler.rs b/pumpkin-world/src/generation/noise/router/surface_height_sampler.rs
similarity index 100%
rename from pumpkin-world/src/generation/noise_router/surface_height_sampler.rs
rename to pumpkin-world/src/generation/noise/router/surface_height_sampler.rs
diff --git a/pumpkin-world/src/generation/ore_sampler.rs b/pumpkin-world/src/generation/ore_sampler.rs
index da79679fe..5fbeef0d1 100644
--- a/pumpkin-world/src/generation/ore_sampler.rs
+++ b/pumpkin-world/src/generation/ore_sampler.rs
@@ -4,9 +4,9 @@ use pumpkin_util::{
     random::{RandomDeriver, RandomDeriverImpl, RandomImpl},
 };
 
-use crate::generation::noise_router::chunk_noise_router::ChunkNoiseRouter;
+use crate::generation::noise::router::chunk_noise_router::ChunkNoiseRouter;
 
-use super::noise_router::{
+use super::noise::router::{
     chunk_density_function::ChunkNoiseFunctionSampleOptions, density_function::NoisePos,
 };
 
diff --git a/pumpkin-world/src/generation/proto_chunk.rs b/pumpkin-world/src/generation/proto_chunk.rs
index 7f46bb168..fb12d169b 100644
--- a/pumpkin-world/src/generation/proto_chunk.rs
+++ b/pumpkin-world/src/generation/proto_chunk.rs
@@ -30,7 +30,7 @@ use super::{
     chunk_noise::{CHUNK_DIM, ChunkNoiseGenerator, LAVA_BLOCK, WATER_BLOCK},
     feature::placed_features::PLACED_FEATURES,
     height_limit::HeightLimitView,
-    noise_router::{
+    noise::router::{
         multi_noise_sampler::{MultiNoiseSampler, MultiNoiseSamplerBuilderOptions},
         proto_noise_router::{DoublePerlinNoiseBuilder, ProtoNoiseRouters},
         surface_height_sampler::{
@@ -380,7 +380,7 @@ impl<'a> ProtoChunk<'a> {
             local_pos.z & 15,
         );
         if local_pos.y < 0 || local_pos.y >= self.height() as i32 {
-            return RawBlockState::AIR;
+            return RawBlockState(Block::VOID_AIR.default_state.id);
         }
         let index = self.local_pos_to_block_index(&local_pos);
         RawBlockState(self.flat_block_map[index])
@@ -436,9 +436,6 @@ impl<'a> ProtoChunk<'a> {
         let start_biome_x = biome_coords::from_block(start_block_x);
         let start_biome_z = biome_coords::from_block(start_block_z);
 
-        #[cfg(debug_assertions)]
-        let mut indices = (0..self.flat_biome_map.len()).collect::<Vec<_>>();
-
         for i in bottom_section..=top_section {
             let start_block_y = section_coords::section_to_block(i);
             let start_biome_y = biome_coords::from_block(start_block_y);
@@ -447,7 +444,6 @@ impl<'a> ProtoChunk<'a> {
             for x in 0..biomes_per_section {
                 for y in 0..biomes_per_section {
                     for z in 0..biomes_per_section {
-                        // panic!("{}:{}", start_y, y);
                         let biome_pos =
                             Vector3::new(start_biome_x + x, start_biome_y + y, start_biome_z + z);
                         let biome = if dimension == Dimension::End {
@@ -463,7 +459,7 @@ impl<'a> ProtoChunk<'a> {
                                 dimension,
                             )
                         };
-                        //panic!("Populating biome: {:?} -> {:?}", biome_pos, biome);
+                        //dbg!("Populating biome: {:?} -> {:?}", biome_pos, biome);
 
                         let local_biome_pos = Vector3 {
                             x,
@@ -473,16 +469,11 @@ impl<'a> ProtoChunk<'a> {
                         };
                         let index = self.local_biome_pos_to_biome_index(&local_biome_pos);
 
-                        #[cfg(debug_assertions)]
-                        indices.retain(|i| *i != index);
                         self.flat_biome_map[index] = biome;
                     }
                 }
             }
         }
-
-        #[cfg(debug_assertions)]
-        assert!(indices.is_empty(), "Not all biome indices were set!");
     }
 
     pub fn populate_noise(&mut self) {
@@ -801,7 +792,7 @@ mod test {
         dimension::Dimension,
         generation::{
             GlobalRandomConfig,
-            noise_router::{
+            noise::router::{
                 density_function::{NoiseFunctionComponentRange, PassThrough},
                 proto_noise_router::{ProtoNoiseFunctionComponent, ProtoNoiseRouters},
             },
diff --git a/pumpkin-world/src/generation/structure/mod.rs b/pumpkin-world/src/generation/structure/mod.rs
new file mode 100644
index 000000000..e69de29bb
diff --git a/pumpkin-world/src/generation/surface/mod.rs b/pumpkin-world/src/generation/surface/mod.rs
index eddbc7ece..518afef86 100644
--- a/pumpkin-world/src/generation/surface/mod.rs
+++ b/pumpkin-world/src/generation/surface/mod.rs
@@ -18,7 +18,7 @@ use crate::{
 
 use super::{
     noise::perlin::DoublePerlinNoiseSampler,
-    noise_router::{
+    noise::router::{
         proto_noise_router::DoublePerlinNoiseBuilder,
         surface_height_sampler::SurfaceHeightEstimateSampler,
     },
diff --git a/pumpkin-world/src/generation/surface/terrain.rs b/pumpkin-world/src/generation/surface/terrain.rs
index 96f9f6e1b..5276ecae5 100644
--- a/pumpkin-world/src/generation/surface/terrain.rs
+++ b/pumpkin-world/src/generation/surface/terrain.rs
@@ -10,7 +10,7 @@ use crate::{
     generation::{
         chunk_noise::WATER_BLOCK, height_limit::HeightLimitView,
         noise::perlin::DoublePerlinNoiseSampler,
-        noise_router::proto_noise_router::DoublePerlinNoiseBuilder,
+        noise::router::proto_noise_router::DoublePerlinNoiseBuilder,
     },
 };
 
diff --git a/pumpkin-world/src/level.rs b/pumpkin-world/src/level.rs
index f6fd33acb..e699b6873 100644
--- a/pumpkin-world/src/level.rs
+++ b/pumpkin-world/src/level.rs
@@ -7,7 +7,7 @@ use crate::{
         io::{Dirtiable, FileIO, LoadedData, file_manager::ChunkFileManager},
     },
     dimension::Dimension,
-    generation::{Seed, get_world_gen, implementation::WorldGenerator},
+    generation::{Seed, generator::WorldGenerator, get_world_gen},
     tick::{OrderedTick, ScheduledTick, TickPriority},
     world::BlockRegistryExt,
 };
@@ -602,7 +602,7 @@ impl Level {
             relative.y,
             relative.z as usize,
         ) else {
-            return RawBlockState(Block::AIR.default_state.id);
+            return RawBlockState(Block::VOID_AIR.default_state.id);
         };
 
         RawBlockState(id)
diff --git a/pumpkin-world/src/lib.rs b/pumpkin-world/src/lib.rs
index c4aa4600f..43ea948e8 100644
--- a/pumpkin-world/src/lib.rs
+++ b/pumpkin-world/src/lib.rs
@@ -41,7 +41,7 @@ macro_rules! global_path {
 
 // TODO: is there a way to do in-file benches?
 pub use generation::{
-    GlobalRandomConfig, noise_router::proto_noise_router::ProtoNoiseRouters,
+    GlobalRandomConfig, noise::router::proto_noise_router::ProtoNoiseRouters,
     proto_chunk::ProtoChunk, settings::GENERATION_SETTINGS, settings::GeneratorSetting,
 };