A canvas of crops grow from vibrant red soil in this terraced farmland.

Intensely colorful calcite pools in Southern China.

A part of the world's largest marsh seems to be growing bright red Martian grass.

A fifth-century temple improbably built into the side of a cliff.

Looking for a unifying history, Uzbekistan finds its answer in a 14th Century Turco-Mongol conqueror... despite the fact he wasn't Uzbek.

Final palace complex of the last of 29 Kokand rulers.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

The largest dam in the world and the site of a potential disaster.

Giant pigeon houses packed into city streets in Egypt.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

Brightly painted boulders scattered throughout the Sinai Desert.

A massive work of modern art that appears to be a crop circle in the middle of the desert.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

An ancient city exhumed from the depths of the ocean.

This historic rec center in the heart of Israel is a bastion of peace and togetherness.

Underwater restaurant at the coral reefs of Eilat.

The largest hewn stone in history.

This remote British Imperial telegraph relay outpost drove men insane.

Robot jockeys ride their humped mounts to victory as part of a 21st-century twist on an ancient desert sport.

An annual two-week festival near the city of Riyadh when Saudis let their hair down.

A 19th-century fortress and collection of artifacts offer a tour of Saudi history.

This giant volcanic crater holds its very own field of salt.

Village of slate houses, built on a white marble outcrop.

More than 100 monumental tombs carved into rock are preserved at this ancient Nabataean site in the Arabian Desert.