Three new underground biomes to discover.
Elemental Caves 1.7.2 is a mod which adds a wider range of assortment to the depths of Minecraft cubic worlds. So we currently can find three biomes, each inspired by an ?element?, fire, ice and forest. Each of these new underground biomes are generated whose temperature or weather conditions are similar.

Detail and Download here : Elemental Caves Mod

Homepage: Mods for Minecraft