A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

A fascinating and enormous collection of natural history exhibits stained by a dark colonial legacy.

A giant bug impaled on a 75-foot-tall needle.

This whimsical statue dumps water on its head to symbolize knowledge flowing into his brain. Or maybe booze.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

The most famous location in China was home to whole dynasties worth of imperial rulers.

The once highest point in China blends symbolic design with a kick of adrenaline.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

Eighty million natural history specimens call this gargantuan museum home.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

What was once a bustling mining installation is now a bustling hub of contemporary art.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

Brussels' favorite peeing boy has a sister.

A little sculpture with a large wardrobe.

Theme park featuring miniature replicas of European monuments.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Climb inside an iron crystal magnified 165 billion times its normal size.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.