diff --git a/factorio-blueprint-generator/src/factory.rs b/factorio-blueprint-generator/src/factory.rs
index 24138ed..2506812 100644
--- a/factorio-blueprint-generator/src/factory.rs
+++ b/factorio-blueprint-generator/src/factory.rs
@@ -1,11 +1,11 @@
 use factorio_blueprint::abstraction::{Blueprint, Entity};
-use factorio_core::{beltoptions::Beltspeed, prelude::*};
+use factorio_core::{beltoptions::Beltspeed, prelude::*, visualize::Visualize};
 use factorio_layout::{Connection, Interface, LayoutInput, Layouter, MacroBlock};
 use factorio_pathfinding::Pathfinder;
 use rand::Rng;
 use serde::{Deserialize, Serialize};
 
-use crate::assembly::{assembly_line, assembly_line_2_input};
+use crate::assembly::assembly_line_2_input;
 
 #[derive(Debug, Serialize, Deserialize, Clone)]
 pub struct FactoryGraph {
@@ -167,6 +167,8 @@ pub fn generate_factory<L: Layouter, P: Pathfinder>(
     };
     let l = layouter.layout(&layout_input, pathfinder, rng).unwrap();
 
+    l.print_visualization();
+
     let mut b = Blueprint::new();
     for (block, mut assembly_blueprint) in l.positions.iter().zip(blueprints) {
         let offset = match block.dir() {
diff --git a/factorio-core/src/visualize/mod.rs b/factorio-core/src/visualize/mod.rs
index 48f960e..2da8099 100644
--- a/factorio-core/src/visualize/mod.rs
+++ b/factorio-core/src/visualize/mod.rs
@@ -1,7 +1,7 @@
 mod image;
 mod print;
 
-use crate::prelude::*;
+use crate::{pathfield::PathField, prelude::*};
 use ::image::RgbaImage;
 pub use image::image_grid;
 use std::collections::HashMap;
@@ -124,6 +124,25 @@ impl Visualization {
         }
     }
 
+    pub fn add_path(&mut self, path: &[PathField], fg: Option<Color>, bg: Option<Color>) {
+        for p in path {
+            match p {
+                PathField::Belt { pos, dir } => {
+                    self.add_symbol(*pos, Symbol::Arrow(*dir), fg, bg);
+                }
+                PathField::Underground { pos, dir, len } => {
+                    self.add_symbol(*pos, Symbol::ArrowEnter(*dir), fg, None);
+                    self.add_symbol(
+                        pos.in_direction(dir, *len as i32),
+                        Symbol::ArrowExit(*dir),
+                        fg,
+                        bg,
+                    );
+                }
+            }
+        }
+    }
+
     pub fn overwrite_background(&mut self, pos: Position, bg: Option<Color>) {
         if let Some(s) = self.symbols.get_mut(&pos) {
             s.2 = bg;
diff --git a/factorio-layout/src/lib.rs b/factorio-layout/src/lib.rs
index 6819ec7..5ed210d 100644
--- a/factorio-layout/src/lib.rs
+++ b/factorio-layout/src/lib.rs
@@ -1,4 +1,9 @@
-use factorio_core::{beltoptions::Beltspeed, pathfield::PathField, prelude::*};
+use factorio_core::{
+    beltoptions::Beltspeed,
+    pathfield::PathField,
+    prelude::*,
+    visualize::{self, Visualization, Visualize},
+};
 use factorio_pathfinding::Pathfinder;
 use rand::Rng;
 use serde::{Deserialize, Serialize};
@@ -53,3 +58,36 @@ pub trait Layouter {
         rng: &mut R,
     ) -> Option<LayoutResult>;
 }
+
+impl Visualize for LayoutResult {
+    fn visualize(&self) -> factorio_core::visualize::Visualization {
+        let mut s = Visualization::new(self.size);
+
+        for (i, block) in self.positions.iter().enumerate() {
+            let aabb = block.get_aabb();
+
+            for x in aabb.min().x..=aabb.max().x {
+                for y in aabb.min().y..=aabb.max().y {
+                    s.add_symbol(
+                        Position::new(x, y),
+                        visualize::Symbol::Block,
+                        Some(factorio_core::visualize::Color::index(i)),
+                        None,
+                    );
+                }
+            }
+        }
+
+        for (i, path) in self.path_result.iter().enumerate() {
+            s.add_path(
+                path,
+                Some(factorio_core::visualize::Color::index(
+                    self.positions.len() + i,
+                )),
+                None,
+            );
+        }
+
+        s
+    }
+}
diff --git a/factorio-layout/src/misc.rs b/factorio-layout/src/misc.rs
index 36a6731..7b2e998 100644
--- a/factorio-layout/src/misc.rs
+++ b/factorio-layout/src/misc.rs
@@ -1,6 +1,6 @@
 use crate::{LayoutInput, LayoutResult};
 use factorio_core::prelude::*;
-use factorio_pathfinding::{Connection, PathInput, Pathfinder, examples::HashMapMap};
+use factorio_pathfinding::{Connection, examples::HashMapMap};
 use rand::{Rng, seq::SliceRandom};
 
 pub fn initally_set_blocks(
@@ -137,7 +137,7 @@ pub fn mutate<R: Rng>(
 
     #[allow(clippy::type_complexity)]
     let r: &[(
-        &dyn Fn(&LayoutInput, &LayoutResult, &mut Vec<Block>, &mut R) -> bool,
+        &dyn Fn(&LayoutInput, &LayoutResult, &mut [Block], &mut R) -> bool,
         _,
     )] = &[
         (&mutate_replace::<R>, 30),
@@ -158,7 +158,7 @@ pub fn mutate<R: Rng>(
 fn mutate_replace<R: Rng>(
     input: &LayoutInput,
     output: &LayoutResult,
-    blocks: &mut Vec<Block>,
+    blocks: &mut [Block],
     rng: &mut R,
 ) -> bool {
     let _ = input;
@@ -205,7 +205,7 @@ fn mutate_replace<R: Rng>(
 fn mutate_flip<R: Rng>(
     input: &LayoutInput,
     output: &LayoutResult,
-    blocks: &mut Vec<Block>,
+    blocks: &mut [Block],
     rng: &mut R,
 ) -> bool {
     let _ = output;
@@ -229,7 +229,7 @@ fn mutate_flip<R: Rng>(
 fn mutate_jiggle<R: Rng>(
     input: &LayoutInput,
     output: &LayoutResult,
-    blocks: &mut Vec<Block>,
+    blocks: &mut [Block],
     rng: &mut R,
 ) -> bool {
     let _ = input;
diff --git a/factorio-pathfinding/src/belt_finding/brute_force.rs b/factorio-pathfinding/src/belt_finding/brute_force.rs
index 98fe028..581800a 100644
--- a/factorio-pathfinding/src/belt_finding/brute_force.rs
+++ b/factorio-pathfinding/src/belt_finding/brute_force.rs
@@ -610,32 +610,11 @@ impl Visualize for Bruteforce {
         }
 
         for (i, problem) in self.problems.iter().enumerate() {
-            for p in &problem.path {
-                match p {
-                    PathField::Belt { pos, dir } => {
-                        v.add_symbol(
-                            *pos,
-                            factorio_core::visualize::Symbol::Arrow(*dir),
-                            Some(factorio_core::visualize::Color::index(i)),
-                            None,
-                        );
-                    }
-                    PathField::Underground { pos, dir, len } => {
-                        v.add_symbol(
-                            *pos,
-                            factorio_core::visualize::Symbol::ArrowEnter(*dir),
-                            Some(factorio_core::visualize::Color::index(i)),
-                            None,
-                        );
-                        v.add_symbol(
-                            pos.in_direction(dir, *len as i32),
-                            factorio_core::visualize::Symbol::ArrowExit(*dir),
-                            Some(factorio_core::visualize::Color::index(i)),
-                            None,
-                        );
-                    }
-                }
-            }
+            v.add_path(
+                &problem.path,
+                Some(factorio_core::visualize::Color::index(i)),
+                None,
+            );
             v.add_symbol(
                 problem.end_pos,
                 factorio_core::visualize::Symbol::Char(match problem.finished {