This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

This impressive collection of rare books on ancient mysticism inspired author Dan Brown.

This cheese shop also houses a museum devoted to Dutch dairy.

A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

A beautifully eclectic mix of architectural styles.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

Cat art as far as the eye can see.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

The world's only museum devoted to the wonders of fluorescence.

A luxurious doomsday bunker hidden beneath an unassuming Las Vegas home offers the best of subterranean suburbia.

Decades' worth of lost and forgotten objects make up the collection of this tantalizingly odd little museum.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

This vintage animatronics show is the Vegas version of a walk through the woods.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

A blacklight mini-golf fever dream pays tribute to the iconic rock band.

A collection of haunted objects and macabre oddities under one roof.

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

These banned cigarette vending machines now sell little pieces of pocket-sized art.