Places cwatt3 Wants to Go

No shoes allowed on this trail, which is designed to be experienced barefoot.

Incredible labyrinth of man made caves.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

Visit the ancient, mysterious Roman catacombs ... in the Netherlands.

You can soak in private hot tubs infused with beer while pouring unlimited Czech beer from your own tap.

A saintly relic hidden in a Prague church basement.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

Nine bronze hands protruding from a wall honor the student uprising that led to the fall of Czechoslovakia's Communist government.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

Walk through Czech history in Prague's largest graveyard.

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

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

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

The ruins of a medieval bridge are visible inside a Prague Metro station.

A historic and beautiful Art Nouveau chamber in a historic railway station.

Dedicated to the man who saved hundreds of children from Nazi-occupied Czechoslovakia.

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

Belgium's national heroine turned spy sacrificed her life to combat German occupation.

A wonderfully kitsch bookstore the size of a supermarket.

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

Theme park featuring miniature replicas of European monuments.

This museum is housed in an unassuming building that witnessed one of the most daring feats of satire in modern history.

Head underground and take a tour of the city's working sewer system, and see the underground river Senne, which defined Brussels for centuries before being covered in the 19th century.

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