This collection of ancient, mountaintop, underground tombs was once hidden by decades of bloodshed.

Towering high above the neighborhood of La Candelaria, the church is easily recognizable by its distinctive red-and-white striped facade.

Only gap in the 30,000-mile span of roads called the Pan-American Highway.

An ancient city hidden in the heart of the Sierra Nevada mountains.

A little known Colombian theme park of giant curiosities.

The national park was once a plantation estate.

These light, hollow rolls have been linked to Acadia National Park since the 1890s.

A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

Gigantic water vessel, permanently grounded in Southern Albania.

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

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

This spectacular track has run continuously since 1882.

An architect in Aspen used psychedelics as his muse while building this mushroom masterpiece.

Iceland's only steampunk shop imagines a retro-futuristic world that never was.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

This shrine to the patron saint of Alaska sits on a small tidal island and was built from the land’s own beach stones.

A rare kind of blue bear can be found chiefly in the national park that shares their name.

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

The ghostly remains of what was once the world's richest copper mine.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.

A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.