diff --git a/modules/world/characters.cpp b/modules/world/characters.cpp
index 6b9a736..9c1a702 100644
--- a/modules/world/characters.cpp
+++ b/modules/world/characters.cpp
@@ -352,7 +352,7 @@ void Characters_::character_physics(Object *obj)
 		} else if (obj->has_meta("cmdqueue") && obj->has_meta("climb")) {
 			go = true;
 		}
-		if (!kb->is_on_floor() && !obj->has_meta("climb"))
+		if (!kb->is_on_floor() && !obj->has_meta("climb") && !obj->has_meta("vehicle"))
 			velocity += Vector3(0.0f, -9.8f, 0.0f);
 		if (go)
 			velocity = kb->move_and_slide(velocity, Vector3(0.0f, 1.0f, 0.0f), true, 4, 0.785f, false);
@@ -605,7 +605,6 @@ void Characters_::_notification(int p_what)
 				continue;
 			if (!ch->has_meta("orientation"))
 				continue;
-			printf("running physics for %p\n", ch);
 			character_physics(ch);
 			Spatial *sp = Object::cast_to<Spatial>(ch);
 			Vector3 direction = sp->get_global_transform().xform(Vector3(0, 0, -1));
diff --git a/modules/world/road_grid.cpp b/modules/world/road_grid.cpp
index 6af3375..c4cf3ca 100644
--- a/modules/world/road_grid.cpp
+++ b/modules/world/road_grid.cpp
@@ -285,8 +285,8 @@ void RoadDiagram::process_diagram(const Dictionary &diagram)
 RoadDiagram::RoadDiagram()
 {
 	class_sizes[map_site::SITE_EMPTY] = 10000;
-	class_sizes[map_site::SITE_TOWN] = 100000;
-	class_sizes[map_site::SITE_FARM] = 500000;
+	class_sizes[map_site::SITE_FARM] = 100000;
+	class_sizes[map_site::SITE_TOWN] = 240000;
 	class_sizes[map_site::SITE_FOREST] = 1000000;
 	class_sizes[map_site::SITE_UNASSIGNED] = 2000000;
 }
@@ -680,4 +680,40 @@ void RoadGrid::save_json(const String &path)
 		f->close();
 	}
 }
+PoolVector<Vector3> RoadGrid::get_site_border(int site)
+{
+	const struct map_site &msite = map_sites[site];
+	List<struct vshape *> site_vshapes;
+	List<struct vshape *>::Element *e;
+	PoolVector<Vector3> ret;
+	int i, j;
+	for (i = 0; i < msite.polygon_ind.size(); i++) {
+		int p1 = i;
+		int p2 = (i + 1) % msite.polygon_ind.size();
+		int p3 = (i + 2) % msite.polygon_ind.size();
+		for (j = 0; j < vshapes.size(); j++) {
+			struct vshape &v = vshapes.write()[j];
+			if (v.site != site)
+				continue;
+			struct half_edge *hedge1 = map_hedges[v.e1];
+			struct half_edge *hedge2 = map_hedges[v.e2];
+			if (hedge1->a != p1 ||
+					hedge1->b != p2 || hedge2->b != p3)
+				continue;
+			site_vshapes.push_back(&v);
+		}
+	}
+	ret.resize(site_vshapes.size());
+	int count = 0;
+	for (e = site_vshapes.front(); e; e = e->next()) {
+		struct vshape *pv = e->get();
+		float l = pv->curve3->get_baked_length();
+		Vector3 bp = pv->curve3->interpolate_baked(l * 0.5f) + pv->p2;
+		ret.write()[count++] = bp;
+	}
+	printf("polygon count %d border count %d\n",
+			msite.polygon_ind.size(), ret.size());
+	assert(msite.polygon_ind.size() == ret.size());
+	return ret;
+}
 
diff --git a/modules/world/road_grid.h b/modules/world/road_grid.h
index caae575..69fa5a9 100644
--- a/modules/world/road_grid.h
+++ b/modules/world/road_grid.h
@@ -1,5 +1,6 @@
 #ifndef ROAD_GRID_H
 #define ROAD_GRID_H
+#include <cassert>
 #include <unordered_map>
 #include <core/object.h>
 #include <core/reference.h>
@@ -44,8 +45,8 @@ struct map_site {
 	enum {
 		SITE_UNASSIGNED = 0,
 		SITE_FOREST,
-		SITE_FARM,
 		SITE_TOWN,
+		SITE_FARM,
 		SITE_EMPTY,
 		SITE_MAX
 	};
@@ -107,11 +108,12 @@ protected:
 			}
 			int cl_area = (int)(r.get_area() + 1.0f);
 			for (i = 0; i < map_site::SITE_MAX; i++) {
-				if (class_sizes.has(i))
-					if (cl_area <= class_sizes[i]) {
+				if (class_sizes.has(i)) {
+					if (cl_area >= class_sizes[i]) {
 						map_sites.write[j].site_type = i;
 						break;
 					}
+				}
 			}
 			/* for now the starting town is at 0 */
 			printf("area: %d class: %d\n", cl_area, map_sites[j].site_type);
@@ -280,19 +282,19 @@ public:
 	void generate_building_positions();
 	void generate_site_building_positions(const struct map_site *site);
 	int get_site_from_point(int x, int z);
-	inline bool site_is_town(int site)
+	inline bool site_is_town(int site) const
 	{
 		return map_sites[site].site_type == map_site::SITE_TOWN;
 	}
-	inline bool site_is_farm(int site)
+	inline bool site_is_farm(int site) const
 	{
 		return map_sites[site].site_type == map_site::SITE_FARM;
 	}
-	inline float get_site_avg_height(int site)
+	inline float get_site_avg_height(int site) const
 	{
 		return map_sites[site].avg_height;
 	}
-	inline Vector2 get_site_pos(int site)
+	inline Vector2 get_site_pos(int site) const
 	{
 		return map_sites[site].pos;
 	}
@@ -358,5 +360,14 @@ public:
 		return ret;
 	}
 	void save_json(const String &path);
+	PoolVector<Vector3> get_site_border(int site);
+	inline int get_site_count() const
+	{
+		return map_sites.size();
+	}
+	inline int get_site_type(int site) const
+	{
+		return map_sites[site].site_type;
+	}
 };
 #endif
diff --git a/modules/world/roads.cpp b/modules/world/roads.cpp
index 9ec7238..1d2e27c 100644
--- a/modules/world/roads.cpp
+++ b/modules/world/roads.cpp
@@ -395,17 +395,6 @@ void Roads::add_scene_element(Node *root, Node *xnode, const Vector3 &p2, Ref<Co
 	Transform xform(Basis(), p2);
 	assert(xmi->get_mesh().is_valid() && xmi->get_mesh()->get_surface_count() > 0);
 	xmi->set_global_transform(xform);
-	printf("trimesh collision\n");
-#if 0
-	Node *c = xmi->create_trimesh_collision();
-	assert(c);
-	add_child(c);
-#if 0
-	CollisionShape *cs = memnew(CollisionShape);
-	cs->set_shape(shape);
-	body->add_child(cs);
-#endif
-#endif
 	StaticBody *sb = memnew(StaticBody);
 	CollisionShape *cs = memnew(CollisionShape);
 	assert(sb);
@@ -573,9 +562,14 @@ void RoadsData::_bind_methods()
 	ClassDB::bind_method(D_METHOD("get_site_pos", "site"), &RoadsData::get_site_pos);
 	ClassDB::bind_method(D_METHOD("get_site_polygon_2d", "site"), &RoadsData::get_site_polygon_2d);
 	ClassDB::bind_method(D_METHOD("get_site_polygon_3d", "site"), &RoadsData::get_site_polygon_3d);
-	ClassDB::bind_method(D_METHOD("get_here_sites", "site"), &RoadsData::get_here_sites);
+	ClassDB::bind_method(D_METHOD("get_here_sites", "position"), &RoadsData::get_here_sites);
 	ClassDB::bind_method(D_METHOD("get_site_avg_height", "site"), &RoadsData::get_site_avg_height);
+	ClassDB::bind_method(D_METHOD("get_site_border", "site"), &RoadsData::get_site_border);
+	ClassDB::bind_method(D_METHOD("site_is_town", "site"), &RoadsData::site_is_town);
+	ClassDB::bind_method(D_METHOD("site_is_farm", "site"), &RoadsData::site_is_farm);
+	ClassDB::bind_method(D_METHOD("get_site_count"), &RoadsData::get_site_count);
 	ClassDB::bind_method(D_METHOD("save_json", "path"), &RoadsData::save_json);
+	ClassDB::bind_method(D_METHOD("get_site_type", "site"), &RoadsData::get_site_type);
 }
 void RoadsData::set_noise(Ref<FastNoiseLite> noise)
 {
@@ -599,12 +593,12 @@ float RoadsData::get_sdf(int x, int y, int z)
 	Vector2 ifl = rg->get_influence(x, z, 32.0f);
 	if (ifl.x > 0.0f) {
 		sdf_mutex.lock();
-		if (n <= ifl.y - 0.5f) {
-			ret = (float)y - ifl.y - 0.6f;
-			sdf_data[x * 50000 + z] = ifl.y + 0.6f;
+		if (n <= ifl.y) {
+			ret = (float)y - ifl.y - 2.1f;
+			sdf_data[x * 50000 + z] = ifl.y + 2.1f;
 		} else {
-			ret = (float)y - ifl.y;
-			sdf_data[x * 50000 + z] = ifl.y;
+			ret = (float)y - ifl.y - 2.1f;
+			sdf_data[x * 50000 + z] = ifl.y + 2.1f;
 		}
 		sdf_mutex.unlock();
 		goto out;
@@ -640,3 +634,13 @@ PoolVector<int> RoadsData::get_here_sites(const Vector3 &position)
 {
 	return rg->get_here_sites(position);
 }
+bool RoadsData::site_is_town(int site) const
+{
+	return rg->site_is_town(site);
+}
+bool RoadsData::site_is_farm(int site) const
+{
+	return rg->site_is_farm(site);
+}
+
+
diff --git a/modules/world/roads.h b/modules/world/roads.h
index acccb43..332f84f 100644
--- a/modules/world/roads.h
+++ b/modules/world/roads.h
@@ -118,6 +118,8 @@ public:
 	PoolVector<Vector2> get_site_polygon_2d(int site);
 	PoolVector<Vector3> get_site_polygon_3d(int site);
 	PoolVector<int> get_here_sites(const Vector3 &pos);
+	bool site_is_town(int site) const;
+	bool site_is_farm(int site) const;
 	inline float get_site_avg_height(int site)
 	{
 		return rg->get_site_avg_height(site);
@@ -126,5 +128,17 @@ public:
 	{
 		rg->save_json(path);
 	}
+	inline PoolVector<Vector3> get_site_border(int site)
+	{
+		return rg->get_site_border(site);
+	}
+	inline int get_site_count() const
+	{
+		return rg->get_site_count();
+	}
+	inline int get_site_type(int site) const
+	{
+		return rg->get_site_type(site);
+	}
 };