Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Mysterious 500-year-old tapestries depict a unicorn hunt.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A semi-scholarly approach to sex.

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

Fountain where visitors can earn a license to be mad.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

Pilgrimage site for star-crossed lovers.

2300-year-old Roman road connecting the empire.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Pompeii's less famous neighbor is still revealing her secrets.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

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

The glowing blue Nymphaeum of Emperor Tiberius.

Home to items never before seen by the public.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

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