Semi-recognized center of the world, with many oddities.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

Ancient human, animal, and geometric figures drawn in the earth.

Costa Rican accommodation resembles a crash site, but with a nice balcony.

Disused penal colony features prisoner artwork, some sketched in human blood.

World's smallest skyscraper, the product of a remarkable con.

One of the largest, oldest, darkest, quietest motel rooms in the world.

The remains of diamond fever taken over by the desert.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

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

An Ethiopian "Jerusalem" featuring a church hewn out of a single rock.

An ocean in the making, in the Ethiopian desert.

One of the most remote and isolated villages on the Arabian Peninsula.

A geological bull's-eye visible from outer space.

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

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

The world's first and only natural nuclear reactor.

Nature’s skyscraper launches out of the terrain with attitude.