Here is some informations about Realistic Volcano Map for Minecraft Frostburn that you can need before download it.

http://www.img.9minecraft.net/Map/Realistic-Volcano-Map.jpg

Texture Pack: Flows HD

Download links for Realistic Volcano Map:

http://www.mediafire.com/download/m94adkn55e9cnb6/Geeraf%27s+Realistic+Volcano!.rar

http://www.dl2.9minecraft.net/index.php?act=dl&id=1446621052