This famous bridge twisted itself into oblivion, but not for the reason you might think.

The tennis legend became the best in the world (partly) thanks to practicing his strokes against this garage door as a kid.

Gigantic private toy museum featuring among finest collections of antique mechanical banks in existence.

Self-built house and sculpture park where the creator can still be seen in a glass coffin.

Created by Catalan artist Joan Miró in 1978 and made up of 350,000 tiles, this mural is the only large-scale glass mosaic the artist ever created.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

It is locally loved and ridiculed for literally looking like poop.

The birthplace of the Ford Model T is now a museum full of antique cars.

The newsstand that never closes its doors—well, almost never.

A restored 1920s cascade stairway provides one of the best views of Oakland's Lake Merritt.

A creepy steel gremlin has protected the Bay Bridge since 1989.

A castle hand-built by a Spanish dreamer in the Australian tropical jungle.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

A strange house built only at night, with rumored mystic inspiration.

An underground nightclub helped spark a "Singing Revolution."

Bouncing, delightful, mechanical art at the MIT Museum.

This quaint stretch of road is the final resting place for hundreds of America's four-legged veterans.

This exuberantly curated landscape is one of the largest sculpture gardens in Canada.

World's largest collection of serial killer artwork and other macabre exhibits.

This residential door allows San Francisco muggles a glimpse at the wizarding world.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

After serving in World War II and picking up Apollo astronauts, this aircraft carrier has been turned into a museum overlooking the San Francisco Bay.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."