Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

The studio of Catalonia's most famous theatrical designer remains exactly as he left it.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

Legends surround this jagged rock formation in the New Mexico desert.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

A museum dedicated to the alleged Roswell Incident.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.