This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Microscopic scenes; some call it novelty, some call it art.

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

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

The first museum in the world devoted to sexual gadgetry.

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

This museum inside a museum tells the story of London's timepieces.

One of England's oldest ongoing games is basically a town-wide scrummage that aims to push a leather tube into a local pub.

An artistic tribute to the famous singer, just around the corner from where he was born.

This 1920s Dutch barge is now a floating bookstore.

This hidden green space is the city's second largest conservatory.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

Catacombs turned marketplace.

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

Banksy gives themself artistic license with this piece of London street art.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

A medieval village holds a very modern hotel.

This awesome Spanish castle is so fantastical it was actually used on Game of Thrones.

A network of hundreds of interconnected wineries in caves hides under the town center.

Numerous sculptures set along hiking trails symbolize and idealize the relationship between man and nature.

Mysterious Spanish catacombs of unknown origins.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

The studio of Catalonia's most famous theatrical designer remains exactly as he left it.