This 200-meter-high waterfall marks the site of Achilles’s immortal baptism at the mouth of the River Styx.

These egg-shaped buildings constructed by Jesuits house a quaint museum in the Andes.

Rebuilt several decades ago, its striking murals prevent it from being reconsecrated as a church.

This full-sized orange tree lives suspended in mid-air above the streets of Jaffa.

One of the most well-preserved mammoth specimens in the world.

More gold than anywhere else, ever.

Home to the ancient Roman temple of a lesser-known Celtic god that inspired J. R. R. Tolkien and H. P. Lovecraft.

Nature is slowly overtaking this disused cemetery on the outskirts of Brussels.

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

An architectural gem nestled into a promontory overlooking a prehistoric landscape.

Also known as "Robin Hood's tree," this tree became a famed location along Hadrian's Wall before it was cut down in an act of vandalism.

One of ancient Etruria's most spectacular archaeological sites with impressive necropolises and rugged landscape.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

Led Zeppelin wrote some of their most iconic songs at this little 18th-century Welsh cottage.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

A devilishly named gorge that was a sign of salvation for many pioneers.

The last Viking king of Denmark is buried inside the crypt of this cathedral.

Generations have refused to move this doll from its dusty resting place to preserve a castle from a watery fate.

Where America's first doomsday cult awaited the end of the world.

In the woods of New Jersey lie the ruins of a munitions village abandoned after World War I and the remnants of a 1920s wooden racetrack.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

An unnatural lake in a naturally beautiful setting.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

In the early Roman Empire, people deemed traitors and criminals were tossed to their deaths from this rock.