The final resting place of the poets Shelley and Keats.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

A remarkably opulent mansion with a tragic history.

A technicolor place of worship for Elevationists.

The remains of Crystal Palace Great Exhibition of 1851.

A collection of colorful dinosaurs hidden in an actual rainforest.

A lake with hundreds of ancient skeletons surrounding it. The surprise is what killed them.

This tiny museum immortalizes the birthplace of an iconic Chinese-Korean noodle dish.

A thriving artist's wonderland located just 6 kilometers from Korea's DMZ.

A rare example of an ancient Japanese hill castle believed to be the fortress of a legendary demon.

An abandoned village that resides along the mountains of the Aosta Valley.

The most beautiful Taco Bell in the world even has surfboard parking.

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

Deep below the dry landscape of Bahia, a cave with intense blue water to float in.

The ruins of this Roman temple dominate the small city in southern Lazio.

Only three columns survive from this ancient temple in the town of Cori.

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

A fiery crater has been burning in the Karakum Desert since 1971.

This open-air mosaic gallery honoring an English artist took hundreds of volunteers more than seven years to create.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

A series of sculptures beneath the waves promote ocean conservation and support coral reefs.

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