diff --git a/Characters/Player/PlayerMovement.gd b/Characters/Player/PlayerMovement.gd
index fe7de61..c622045 100644
--- a/Characters/Player/PlayerMovement.gd
+++ b/Characters/Player/PlayerMovement.gd
@@ -59,9 +59,6 @@ func process_input(delta):
 
 func process_movement(delta):
 	_vel.y += delta * GRAVITY
-	# quickfix because collision is not working yet:
-	if _vel.y < 0:
-		_vel.y = 0
 
 	# set movement speed
 	var target = _dir
diff --git a/Level/PathTestWorld.tscn b/Level/PathTestWorld.tscn
index cf19b75..4eeaa31 100644
--- a/Level/PathTestWorld.tscn
+++ b/Level/PathTestWorld.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=11 format=2]
+[gd_scene load_steps=14 format=2]
 
 [ext_resource path="res://Characters/Player/Player.tscn" type="PackedScene" id=1]
 [ext_resource path="res://Characters/Util/PathNavigatorForKinematicBody.tscn" type="PackedScene" id=2]
@@ -11,20 +11,29 @@ polygons = [ PoolIntArray( 2, 0, 1 ), PoolIntArray( 7, 3, 6 ), PoolIntArray( 3,
 
 [sub_resource type="CubeMesh" id=2]
 
+[sub_resource type="ConcavePolygonShape" id=7]
+data = PoolVector3Array( -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, -1 )
+
+[sub_resource type="ConcavePolygonShape" id=8]
+data = PoolVector3Array( -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, -1 )
+
 [sub_resource type="PlaneMesh" id=3]
 size = Vector2( 20, 20 )
 
-[sub_resource type="BoxShape" id=6]
+[sub_resource type="ConcavePolygonShape" id=9]
+data = PoolVector3Array( 10, 0, 10, -10, 0, 10, 10, 0, -10, -10, 0, 10, -10, 0, -10, 10, 0, -10 )
+
+[sub_resource type="BoxShape" id=4]
 extents = Vector3( 10, 1, 10 )
 
-[sub_resource type="SphereShape" id=4]
+[sub_resource type="SphereShape" id=5]
 
-[sub_resource type="SphereMesh" id=5]
+[sub_resource type="SphereMesh" id=6]
 
 [node name="Navigation" type="Navigation"]
 
 [node name="Player" parent="." instance=ExtResource( 1 )]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0.634059, -0.437212, 8.83401 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0.634059, 0.9426, 8.83401 )
 
 [node name="DirectionalLight" type="DirectionalLight" parent="."]
 transform = Transform( 0.766044, -0.582564, 0.271654, 0, 0.422618, 0.906308, -0.642788, -0.694272, 0.323744, 0, 5, 0 )
@@ -34,23 +43,39 @@ light_energy = 0.19
 navmesh = SubResource( 1 )
 
 [node name="MeshInstance" type="MeshInstance" parent="NavigationMeshInstance"]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0 )
 mesh = SubResource( 2 )
 material/0 = null
 
+[node name="StaticBody" type="StaticBody" parent="NavigationMeshInstance/MeshInstance"]
+
+[node name="CollisionShape" type="CollisionShape" parent="NavigationMeshInstance/MeshInstance/StaticBody"]
+shape = SubResource( 7 )
+
 [node name="MeshInstance3" type="MeshInstance" parent="NavigationMeshInstance"]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 6.53892 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 6.53892 )
 mesh = SubResource( 2 )
 material/0 = null
 
+[node name="StaticBody" type="StaticBody" parent="NavigationMeshInstance/MeshInstance3"]
+
+[node name="CollisionShape" type="CollisionShape" parent="NavigationMeshInstance/MeshInstance3/StaticBody"]
+shape = SubResource( 8 )
+
 [node name="MeshInstance2" type="MeshInstance" parent="NavigationMeshInstance"]
 mesh = SubResource( 3 )
 material/0 = null
 
-[node name="Area" type="Area" parent="NavigationMeshInstance"]
+[node name="StaticBody" type="StaticBody" parent="NavigationMeshInstance/MeshInstance2"]
 
-[node name="CollisionShape" type="CollisionShape" parent="NavigationMeshInstance/Area"]
+[node name="CollisionShape" type="CollisionShape" parent="NavigationMeshInstance/MeshInstance2/StaticBody"]
+shape = SubResource( 9 )
+
+[node name="GroundBody" type="StaticBody" parent="NavigationMeshInstance"]
+
+[node name="CollisionShape" type="CollisionShape" parent="NavigationMeshInstance/GroundBody"]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -1, 0 )
-shape = SubResource( 6 )
+shape = SubResource( 4 )
 
 [node name="PathNavigatorForKinematicBody" parent="." instance=ExtResource( 2 )]
 editor/display_folded = true
@@ -70,8 +95,8 @@ collision_layer = 5
 collision_mask = 5
 
 [node name="CollisionShape" type="CollisionShape" parent="DummyPlayer"]
-shape = SubResource( 4 )
+shape = SubResource( 5 )
 
 [node name="MeshInstance" type="MeshInstance" parent="DummyPlayer"]
-mesh = SubResource( 5 )
+mesh = SubResource( 6 )
 material/0 = null