The remains of an abandoned dinosaur theme park litter the woods just off the highway.

An eight-sided home built during a brief octagon craze in the 1850s.

The only known Futuro house in North Carolina sits along a stretch of desolate highway on the Outer Banks.  .

A six-foot pair of socks hangs from a drawer of the world's largest bureau.

The United States's largest hand-dug well is topped with a state-of-the-art museum.

Conspiracy theories and occult legends surround this mysterious natural rock formation.

The Dead Sea Scrolls were discovered in the ruins of this ancient monastic community.

A popular 19th-century natural landmark is now hidden within a sprawling forest.

Hidden in one of New York's oldest subway stations is the final remnant of the site of the bizarre Shakespeare Riots.

This abandoned subway station can still be seen on regular commuter trips.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

An unassuming secret door once led to a legendary watering hole.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

This grassy, tree-lined hill shares a name with the much-loved novel that it inspired.

This woodland architectural installation acts as a camera obscura for the heavens.

A tribute to the movie stars who fought to keep Beverly Hills separate from Los Angeles.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

This award-winning men's bathroom was just too beautiful to not allow women to see.

There are two legends behind the origin of this unusually tall sanitary structure.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

A whopping 14,000 copper coins cover this miniature fighter jet.

Elevated freight railway turned wildly successful urban park.

This Parisian café sticks almost exclusively to an ethos of reuse.

An 18th-century Catholic church converted into an eccentric temple of music and bacchanalia.