Two monstrous faces loom over a village in Czechia.

This artificial cave looks like something out of a fairytale.

This doorless 20th-century elevator doesn't stop or slow down.

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

The first museum in the world devoted to sexual gadgetry.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

The hidden lair of an alchemist rediscovered in a 2002 flood.

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

A Jenga-style cylindrical tower of books that appears to go on forever.

Macabre astrological automaton clock dating to the late 1400s.

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

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

A Swiss magician's vault of oddities.

The largest underground lake in Europe.

Museum featuring strange and enchanting toys of the past.

Its vast collection of wondrous gadgets details the fascinating history of information technology.

A communal oasis on Lake Zurich.

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

These magnificent 240-year-old machines are considered distant ancestors of the computer.

A Swiss amusement park entirely dedicated to the theory of ancient astronauts.

Video games, body language, and postal history are all on display in this Swiss museum.

Extensive private collection of authentic Medieval devices used for human torture and execution.

Zurich's evolution museum hosts a unique collection of skeletons among its natural history treasures.