This floating sculpture of ice is a poignant reminder of nature's power.

In downtown Oslo, a menacing and terrifying relief clings to a church wall.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to secret Eastern Bloc spy equipment and the largest stretch of the original Berlin Wall outside of Germany.

This block in downtown Brooklyn was a hotbed of antislavery activism along the Underground Railroad.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

Sniff the Titan Arum's rotting flesh.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

The first piece of public art dedicated to LGBT rights.

The programmatic glory of LA's giant whiskey barrel building has become an upscale reminder of the city's kitschy roadside past.

New York's southernmost subway station is whimsically wavy.

A 250 million-year-old rock formation has earned a rather unique nickname.

The Hollywood home of Kermit the Frog and Yoda used to be Charlie Chaplin's film studio.

Instead of faces, these sculptures have barcodes—statements on societal dehumanization.

A water tower shaped like a giant coffee pot looms over a small Swedish village in Central California.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

A semi-scholarly approach to sex.

Though its celestial ceiling is impressive, the true star is the vast collection of French books.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

This bank is widely believed to be the inspiration for the offices of Philip Marlowe, the hardboiled detective featured in a number of Raymond Chandler's stories.

A library of rare occult books in Los Angeles.