In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

The most confusing clock in New York.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Sculptures, jams, and the wild west collide at this folksy retreat.

At 207 feet, one of the world's longest continuous escalators.

The site of the climactic scene from the classic horror film is now a historic landmark.

Home to items never before seen by the public.

This striking art museum holds an amazing series of curiosity cabinets.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

A Beaux-Arts triumph rises from decades of decay to become the heart of a new innovation district.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

A decommissioned military complex that's now a modern industrial park.

Elevated freight railway turned wildly successful urban park.

A semi-scholarly approach to sex.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.

Buried in the Laos jungle is a sanctuary for bears that would have otherwise been milked to death by poachers.

Site of the largest volcanic eruption in the last 25 million years, one which may have nearly wiped out humanity altogether.

A desert in southeast Asia, complete with a beautiful lake covered in lotus flowers.

This whimsically named Vietnamese stream is closer to a walkway than a waterway.

A battle between nature and architecture in the Cambodian jungle.