Humans have always had a fascination with exploring the unknown and few places are more remote and intriguing than underground caves. While caves can be found in just about every corner of the globe, there are certain caverns that are so unique and breathtaking that they have to be seen to be believed. Whether its a stunning glacial cave in Iceland or an incredible glowworm cave in New Zealand, the following photos are 5 of the most stunning caverns on the planet and prove that beauty can be found in even the darkest corners of the earth.
