The oldest Buddhist monastery in Mongolia has survived centuries of invasions, political shifts, and religious purges.

An unfinished tomb carved into a giant boulder in the Arabian Desert.

The most alien-looking place on Earth.

A city built from mud and known as the "Manhattan of the desert."

These homes carved into the mountains seem to defy the laws of nature.

The central mosque of this Mali town is entirely built from mud.

This remote Himalayan temple is in danger of being completely washed away by a melting glacier.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Former host to the World Elephant Polo Championships.

Sacred Buddhist home of some spiritual monkeys.

An extravagant monument to an extravagantly unpopular Emperor.

The lavish temple of the Cao Dai religion that includes Buddha, Mohammed, Joan of Arc, and Victor Hugo.

An isolated dive site teeming with cnidarians.