An installation that makes understanding the size of the universe a walk in the park.

This 19th-century zoological collection has withstood the test of time.

Above the door of a house, a plaque claims to commemorate the future living place of the inventor of time travel.

Banished from town, this local jester concocted a clever return.

From motorcycles to firetrucks and sports cars to horse-drawn carriages, this Belgian collection goes beyond rare cars.

One of the oldest bank museums in Europe showcases unusual currencies of the world and other money-related miscellanea.

Only museum in the world devoted to bookbinding and book arts holds a permanent collection representing five centuries.

Brussels' favorite peeing boy has a sister.

When you're a great Russian Tsar, even your vomit gets a statue.

Meet the bronze beloved pet to a family of famous peeing statues.

The original shop where the iconic Belgian praline was invented.

The world’s largest collection of cork models of ancient Roman buildings, made by a court baker and his son.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

The highest point in Belgium is a staircase to nowhere.

The patron of this extravagant Art Nouveau confection insisted that nothing less than a boat should project from its facade.

This lush, scenic spot was carved by the turquoise waters of the Radovna.

Inspired by the Rialto Bridge in Venice, these three clustered bridges were just one part of a Slovenian architect’s grand vision.

A whimsical bridge adorned with decorative dragons.

This massive subterranean fissure is known as the "underground Grand Canyon."

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

A miniature train-ride through Slovenia's largest cave system.

This airport currywurst stand is made out of retro airplane parts.

German-style coffee and cake, just like Oma used to make it.

This magnificent museum claims to house the cranium of a disciple and the skull of a pope.