The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

The best-preserved ancient theater in the world.

A celebration of the animation wizard's childhood home and antique railroad memorabilia collection.

The last occupied troglodyte dwellings in England weren't abandoned until the 1960s.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

This amusement park brings a little slice of England to the heart of Kyushu.

The ruins of this medieval castle on a foggy hill tell the story of a once-mighty empire.

This astronomical clock is the second oldest in England.

This spectacular track has run continuously since 1882.

A quiet Sicilian village is home to a cafe that had an important role in "The Godfather."

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

The avant-garde design was able to bypass strict Soviet regulations on architecture.

This frozen-in-time summer home outside Moscow provides a look at Russian life in the 1950s.

Legends of time travel and magical woodland creatures bolster the natural charm of this verdant sanctuary in the midst of Moscow.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

Volcanic rocks ground down into sand make this Spanish beach as black as night.

This local emblem is the oldest and largest dragon tree in the Canary Islands.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

Eighteen miniature death-scene dioramas.

This candy-striped tower is the farthest east you can go in the United States.

Built for television, this statue now serves as an unlikely memorial to a fireman who died on 9/11.

A quarter mile off the coastal tip of Maine you'll find the "Beloved Island" of Franklin Delano Roosevelt.

Iconic rock formations that allow for exploration during high or low tide.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.