diff --git a/cave-stuff/depends.txt b/cave-stuff/depends.txt
new file mode 100644
index 0000000..3a7daa1
--- /dev/null
+++ b/cave-stuff/depends.txt
@@ -0,0 +1,2 @@
+default
+
diff --git a/cave-stuff/init.lua b/cave-stuff/init.lua
new file mode 100644
index 0000000..e6974bd
--- /dev/null
+++ b/cave-stuff/init.lua
@@ -0,0 +1,296 @@
+--Rocks
+
+minetest.register_node("cave-stuff:pebble_1",{
+	drawtype = "nodebox",
+	description = "Pebble",
+    tiles = {"undergrowth_pebble.png"},
+    paramtype = "light",
+	paramtype2 = "facedir",
+    groups = {cracky=3, stone=1},
+    node_box = {
+        type = "fixed",
+        fixed = {
+--			{ left, bottom, front,  right, top ,  back}
+			{-5/16, -2/16, -3/16,  1/16, -1/16, -1/16},
+			{-4/16, -2/16, -4/16,  0   , -1/16,  0   },
+--			{ left, bottom, front,  right, top ,  back}
+			{-7/16, -7/16, -3/16, -6/16, -3/16,  1/16},
+			{-6/16, -7/16, -4/16, -5/16, -3/16,  2/16},
+			{-5/16, -7/16, -5/16,  3/16, -3/16,  3/16},
+			{-4/16, -7/16, -6/16,  1/16, -3/16, -5/16},
+			{-3/16, -7/16,  3/16,  3/16, -3/16,  4/16},
+			{ 0   , -7/16,  4/16,  3/16, -3/16,  5/16},
+			{ 3/16, -7/16, -4/16,  4/16, -3/16,  5/16},
+			{ 4/16, -7/16, -3/16,  5/16, -3/16,  4/16},
+			{ 5/16, -7/16, -1/16,  6/16, -3/16,  2/16},
+--			{ left, bottom, front,  right, top ,  back}
+			{-6/16, -8/16, -3/16,  3/16, -2/16,  0   },
+			{-5/16, -8/16, -4/16,  2/16, -2/16,  1/16},
+			{-4/16, -8/16, -5/16,  0   , -2/16,  2/16},
+			{-2/16, -8/16, -2/16,  4/16, -2/16,  3/16},
+			{ 0   , -8/16,  3/16,  3/16, -2/16,  4/16},
+			{ 4/16, -8/16, -1/16,  5/16, -2/16,  2/16},
+        },
+    },
+    selection_box = {
+        type = "fixed",
+        fixed = {-7/16, -1/2, -6/16, 6/16, -1/16, 5/16},
+    },
+    on_place = function(itemstack, placer, pointed_thing)
+		-- place a random pebble node
+		local stack = ItemStack("cave-stuff:pebble_"..math.random(1,2))
+		local ret = minetest.item_place(stack, placer, pointed_thing)
+		return ItemStack("cave-stuff:pebble_1 "..itemstack:get_count()-(1-ret:get_count()))
+	end,
+    sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("cave-stuff:pebble_2",{
+	drawtype = "nodebox",
+	drop = "cave-stuff:pebble_1",
+    tiles = {"undergrowth_pebble.png"},
+    paramtype = "light",
+	paramtype2 = "facedir",
+    groups = {cracky=3, stone=1, not_in_creative_inventory=1},
+    node_box = {
+        type = "fixed",
+        fixed = {
+--			{ left, bottom, front,  right, top ,  back}
+			{-5/16, -1/16, -3/16,  1/16,  0   , -1/16},
+			{-4/16, -1/16, -4/16,  0   ,  0   ,  0   },
+--			{ left, bottom, front,  right, top ,  back}
+			{-7/16, -7/16, -3/16, -6/16, -2/16,  1/16},
+			{-6/16, -7/16, -4/16, -5/16, -2/16,  2/16},
+			{-5/16, -7/16, -5/16,  3/16, -2/16,  3/16},
+			{-4/16, -7/16, -6/16,  1/16, -2/16, -5/16},
+			{-3/16, -7/16,  3/16,  3/16, -2/16,  4/16},
+			{ 0   , -7/16,  4/16,  3/16, -2/16,  5/16},
+			{ 3/16, -7/16, -4/16,  4/16, -2/16,  5/16},
+			{ 4/16, -7/16, -3/16,  5/16, -2/16,  4/16},
+			{ 5/16, -7/16, -1/16,  6/16, -2/16,  2/16},
+--			{ left, bottom, front,  right, top ,  back}
+			{-6/16, -8/16, -3/16,  3/16, -1/16,  0   },
+			{-5/16, -8/16, -4/16,  2/16, -1/16,  1/16},
+			{-4/16, -8/16, -5/16,  0   , -1/16,  2/16},
+			{-2/16, -8/16, -2/16,  4/16, -1/16,  3/16},
+			{ 0   , -8/16,  3/16,  3/16, -1/16,  4/16},
+			{ 4/16, -8/16, -1/16,  5/16, -1/16,  2/16},
+        },
+    },
+    selection_box = {
+        type = "fixed",
+        fixed = {-7/16, -1/2, -6/16, 6/16, 0, 5/16},
+    },
+    sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("cave-stuff:desert_pebble_1",{
+	drawtype = "nodebox",
+	description = "Desert Pebble",
+    tiles = {"default_desert_stone.png"},
+    paramtype = "light",
+	paramtype2 = "facedir",
+    groups = {cracky=3, stone=1},
+    node_box = {
+        type = "fixed",
+        fixed = {
+--			{ left, bottom, front,  right, top ,  back}
+			{-5/16, -2/16, -3/16,  1/16, -1/16, -1/16},
+			{-4/16, -2/16, -4/16,  0   , -1/16,  0   },
+--			{ left, bottom, front,  right, top ,  back}
+			{-7/16, -7/16, -3/16, -6/16, -3/16,  1/16},
+			{-6/16, -7/16, -4/16, -5/16, -3/16,  2/16},
+			{-5/16, -7/16, -5/16,  3/16, -3/16,  3/16},
+			{-4/16, -7/16, -6/16,  1/16, -3/16, -5/16},
+			{-3/16, -7/16,  3/16,  3/16, -3/16,  4/16},
+			{ 0   , -7/16,  4/16,  3/16, -3/16,  5/16},
+			{ 3/16, -7/16, -4/16,  4/16, -3/16,  5/16},
+			{ 4/16, -7/16, -3/16,  5/16, -3/16,  4/16},
+			{ 5/16, -7/16, -1/16,  6/16, -3/16,  2/16},
+--			{ left, bottom, front,  right, top ,  back}
+			{-6/16, -8/16, -3/16,  3/16, -2/16,  0   },
+			{-5/16, -8/16, -4/16,  2/16, -2/16,  1/16},
+			{-4/16, -8/16, -5/16,  0   , -2/16,  2/16},
+			{-2/16, -8/16, -2/16,  4/16, -2/16,  3/16},
+			{ 0   , -8/16,  3/16,  3/16, -2/16,  4/16},
+			{ 4/16, -8/16, -1/16,  5/16, -2/16,  2/16},
+        },
+    },
+    selection_box = {
+        type = "fixed",
+        fixed = {-7/16, -1/2, -6/16, 6/16, -1/16, 5/16},
+    },
+    on_place = function(itemstack, placer, pointed_thing)
+		-- place a random pebble node
+		local stack = ItemStack("cave-stuff:desert_pebble_"..math.random(1,2))
+		local ret = minetest.item_place(stack, placer, pointed_thing)
+		return ItemStack("cave-stuff:desert_pebble_1 "..itemstack:get_count()-(1-ret:get_count()))
+	end,
+    sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("cave-stuff:desert_pebble_2",{
+	drawtype = "nodebox",
+	drop = "cave-stuff:desert_pebble_1",
+    tiles = {"default_desert_stone.png"},
+    paramtype = "light",
+	paramtype2 = "facedir",
+    groups = {cracky=3, stone=1, not_in_creative__inventory=1},
+    node_box = {
+        type = "fixed",
+        fixed = {
+--			{ left, bottom, front,  right, top ,  back}
+			{-5/16, -1/16, -3/16,  1/16,  0   , -1/16},
+			{-4/16, -1/16, -4/16,  0   ,  0   ,  0   },
+--			{ left, bottom, front,  right, top ,  back}
+			{-7/16, -7/16, -3/16, -6/16, -2/16,  1/16},
+			{-6/16, -7/16, -4/16, -5/16, -2/16,  2/16},
+			{-5/16, -7/16, -5/16,  3/16, -2/16,  3/16},
+			{-4/16, -7/16, -6/16,  1/16, -2/16, -5/16},
+			{-3/16, -7/16,  3/16,  3/16, -2/16,  4/16},
+			{ 0   , -7/16,  4/16,  3/16, -2/16,  5/16},
+			{ 3/16, -7/16, -4/16,  4/16, -2/16,  5/16},
+			{ 4/16, -7/16, -3/16,  5/16, -2/16,  4/16},
+			{ 5/16, -7/16, -1/16,  6/16, -2/16,  2/16},
+--			{ left, bottom, front,  right, top ,  back}
+			{-6/16, -8/16, -3/16,  3/16, -1/16,  0   },
+			{-5/16, -8/16, -4/16,  2/16, -1/16,  1/16},
+			{-4/16, -8/16, -5/16,  0   , -1/16,  2/16},
+			{-2/16, -8/16, -2/16,  4/16, -1/16,  3/16},
+			{ 0   , -8/16,  3/16,  3/16, -1/16,  4/16},
+			{ 4/16, -8/16, -1/16,  5/16, -1/16,  2/16},
+        },
+    },
+    selection_box = {
+        type = "fixed",
+        fixed = {-7/16, -1/2, -6/16, 6/16, 0, 5/16},
+    },
+    sounds = default.node_sound_stone_defaults(),
+})
+
+--Staclactites
+
+minetest.register_node("cave-stuff:stalactite_1",{
+	drawtype="nodebox",
+	tiles = {"undergrowth_pebble.png"},
+	groups = {cracky=3,attached_node=1},
+	description = "Stalactite",
+	paramtype = "light",
+	paramtype2 = "wallmounted",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.187500,0.425000,-0.150003,0.162500,0.500000,0.162500},
+			{-0.112500,0.162500,-0.100000,0.087500,0.475000,0.087500},
+			{-0.062500,-0.275000,-0.062500,0.062500,0.500000,0.062500},
+			{-0.037500,-0.837500,0.037500,0.037500,0.500000,-0.025000},
+		}
+	},
+	
+	on_place = function(itemstack, placer, pointed_thing)
+		local pt = pointed_thing
+		if minetest.get_node(pt.under).name=="default:stone" 
+		and minetest.get_node({x=pt.under.x, y=pt.under.y-1, z=pt.under.z}).name=="air"
+		and minetest.get_node({x=pt.under.x, y=pt.under.y-2, z=pt.under.z}).name=="air" then
+			minetest.set_node({x=pt.under.x, y=pt.under.y-1, z=pt.under.z}, {name="undergrowth:stalactite_"..math.random(1,3)})
+			if not minetest.setting_getbool("creative_mode") then
+				itemstack:take_item()
+			end
+		end
+		return itemstack
+	end,
+})
+
+minetest.register_node("cave-stuff:stalactite_2",{
+	drawtype="nodebox",
+	tiles = {"undergrowth_pebble.png"},
+	groups = {cracky=3,attached_node=1,not_in_creative_inventory=1},
+	drop = "cave-stuff:stalactite_1",
+	paramtype = "light",
+	paramtype2 = "wallmounted",
+	node_box = {
+		type = "fixed",
+		fixed = {
+				{-0.187500,0.387500,-0.150003,0.162500,0.500000,0.162500},
+	            {-0.112500,0.112500,-0.100000,0.087500,0.475000,0.087500},
+	            {-0.062500,-0.675000,-0.062500,0.062500,0.500000,0.062500},
+	            {-0.037500,-0.975000,0.037500,0.037500,0.500000,-0.025000},
+		}
+	},
+})
+
+minetest.register_node("cave-stuff:stalactite_3",{
+	drawtype="nodebox",
+	tiles = {"undergrowth_pebble.png"},
+	groups = {cracky=3,attached_node=1,not_in_creative_inventory=1},
+	drop = "cave-stuff:stalactite_1",
+	paramtype = "light",
+	paramtype2 = "wallmounted",
+	node_box = {
+	   type = "fixed",
+	   fixed = {
+		   {-0.187500,0.387500,-0.150003,0.162500,0.500000,0.162500},
+		   {-0.112500,0.037500,-0.100000,0.087500,0.475000,0.087500},
+		   {-0.062500,-0.437500,-0.062500,0.062500,0.500000,0.062500},
+		   {-0.037500,-1.237500,0.037500,0.037500,0.500000,-0.025000},
+	    }
+    },
+})
+
+--Stalagmites
+
+
+
+
+--Mapgen Stuff
+
+minetest.register_on_generated(function(minp, maxp, seed)
+	if maxp.y >= 2 and minp.y <= 0 then
+		-- Generate pebbles
+		local perlin1 = minetest.get_perlin(329, 3, 0.6, 100)
+		-- Assume X and Z lengths are equal
+		local divlen = 16
+		local divs = (maxp.x-minp.x)/divlen+1;
+		for divx=0,divs-1 do
+		for divz=0,divs-1 do
+			local x0 = minp.x + math.floor((divx+0)*divlen)
+			local z0 = minp.z + math.floor((divz+0)*divlen)
+			local x1 = minp.x + math.floor((divx+1)*divlen)
+			local z1 = minp.z + math.floor((divz+1)*divlen)
+			-- Determine pebble amount from perlin noise
+			local pebble_amount = math.floor(perlin1:get2d({x=x0, y=z0}) ^ 2 * 2)
+			-- Find random positions for pebbles based on this random
+			local pr = PseudoRandom(seed+1)
+			for i=0,pebble_amount do
+				local x = pr:next(x0, x1)
+				local z = pr:next(z0, z1)
+				-- Find ground level (0...15)
+				local ground_y = nil
+				for y=30,0,-1 do
+					if minetest.get_node({x=x,y=y,z=z}).name ~= "air" then
+						ground_y = y
+						break
+					end
+				end
+				
+				if ground_y then
+					local p = {x=x,y=ground_y+1,z=z}
+					local nn = minetest.get_node(p).name
+					-- Check if the node can be replaced
+					if minetest.registered_nodes[nn] and
+						minetest.registered_nodes[nn].buildable_to then
+						nn = minetest.get_node({x=x,y=ground_y,z=z}).name
+						-- If desert sand, add dry shrub
+						if nn == "default:dirt_with_grass" then
+							minetest.set_node(p,{name="cave-stuff:pebble_"..pr:next(1,2)})
+						elseif nn == "default:desert_sand" then
+							minetest.set_node(p,{name="cave-stuff:desert_pebble"..pr:next(1,2)})
+					    end
+					end
+				end
+				
+			end
+		end
+		end
+	end
+end)
diff --git a/cave-stuff/textures/undergrowth_desert_pebble.png b/cave-stuff/textures/undergrowth_desert_pebble.png
new file mode 100644
index 0000000..f85dbbd
Binary files /dev/null and b/cave-stuff/textures/undergrowth_desert_pebble.png differ
diff --git a/cave-stuff/textures/undergrowth_pebble.png b/cave-stuff/textures/undergrowth_pebble.png
new file mode 100644
index 0000000..507778d
Binary files /dev/null and b/cave-stuff/textures/undergrowth_pebble.png differ