The Mendenhall ice caves
A guide and the right equipment are essential to explore these blue ice caves in Alaska. ❄️
Katia Krafft is responsible for much of what we know about volcanoes
Rainbow-colored mountains in China, a unique geological phenomena
General Sherman: the largest living organism in the world
The striking appearance of bush vipers
How did the Moeraki Boulders form?
The extraordinary Salt Pans of Maras