Step back in time on this preserved 1800s farm.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

Some North Carolina Cherokee have been keeping their history alive for decades with a single play.

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

North Carolina's finest examples of Native American pictographs have survived for 5,000 years.

A psychological self-portrait in the form of a giant, segmented head.

Gargoyle head that brings good luck.

The "dragon babies" of southeastern Europe.

A miniature train-ride through Slovenia's largest cave system.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

This one-time health resort was used by aristocrats around the world.

Pilgrimage site for star-crossed lovers.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

These gutted monastery ruins still stand proudly in the middle of the Italian countryside.

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

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

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

The middle finger of modernity.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

Stone memorial that's said to predict the death of the pope and the site of the Cadaver Synod.

Five candy-colored villages on the Italian Riviera.

Famously misunderstood wonder of the ancient world

Europe's largest prehistoric mound – burial site of a legendary king?