A detailed pachyderm supports Rome's smallest Egyptian obelisk.

Hanging within this medieval church are the bones of a beast allegedly slain by a fourth-century saint.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

A neighborhood represented by an apparent geocentric and flat-earth model of the Solar System is hidden in the subway of Madrid.

This interactive museum highlights the history and philosophy of one of the world's most difficult sailing races.

What many consider the original prime meridian and westernmost point of the old world.

The camera-toting gargoyle juts out from the exterior of a Gothic cathedral.

A mountain path passes by several sprawling enclosures home to a pair of rescued brown bears.

A small town celebrates its cash crop with a giant highway sculpture.

The final resting place of the great navigator, or maybe his brother.

A 19th-century mansion houses the largest collection of gin in the European Union.

The UFO capital of Australia is the outback’s answer to Roswell.

An opal mining town in the middle of Australia where people live, worship, and shop underground.

This eccentric cave dwelling is bizarre even by the standards of a subterranean town.

Along the Stuart Highway, two giant sculptures tower over the roadway.

Clusters of huge boulders in the Australian Outback.

What do we know about the real woman behind one of the Beatles' most famous songs?

The last resting place of the famous Native American princess is marked by a haunting monument.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

This London marker celebrates the spot where the world-famous English band was founded.

Home to the most complete dodo remains known - one head, and one foot.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.