The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

This extraordinary geological oddity resembles human-made pavement.

Home to the deepest rift anywhere on Earth.

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

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Rippling sand dunes frozen in the Arizona rock.

A seemingly endless landscape of pure salt stretches far across Bolivia.

The largest stone moai on Rapa Nui.

Rome's ancient Etruscan rival, now a park full of ruins.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

This "floating island" plateau sits 7,671 feet above the forest floor.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

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

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

Towering basalt columns, a creation of fire and ice.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Hundreds of tiny dead butterfly eyes gaze down at diners in this Australian eatery.

The topiary maze at the Habsburg hunting lodge.

6000-year-old site covered in more than 50 megaliths.