Rising from the sea like a stone monster.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

One of the world's largest salt caves is filled with fragile salt sculptures, salt rivers, and huge salt megadomes.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Natural time capsule containing an alien ecosystem.

Astonishing rock formations dot the Brimham Moor landscape.

Named for the DeFoe novel inspired by a stranded sailor, this island is known for its rare plants and extreme beauty.

A seemingly endless landscape of pure salt stretches far across Bolivia.

Putrefaction plateaus in Iran, where the dead were sent for decontamination before going to their final resting place.

Become a prohibition rebel.