In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

This one-time health resort was used by aristocrats around the world.

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

A saintly relic hidden in a Prague church basement.

A whimsical bridge adorned with decorative dragons.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

See more than 150 sculptures, stained glass windows, and famous works of art all rendered in marzipan.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Real bones which are said to have belonged to a Polish dragon.

Two stunning 17th-century libraries and a cabinet of curiosities.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

This automated sculpture of two men peeing will spell out text messages with their micturition.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

Countless grotesque faces stare out from this eerie Prague art wall.

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

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

This cannonball has been lodged in the church wall since a 1695 bombardment destroyed the city center.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

This collection of bronze hands comes from astronauts, presidents, baseball greats, and more.