Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

The patron of this extravagant Art Nouveau confection insisted that nothing less than a boat should project from its facade.

The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

Artwork tucked within the trees greets visitors with surreal sonic experiences.

A Museum of Psychiatry in a still-operating mental institution.

When you're a great Russian Tsar, even your vomit gets a statue.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

Drink among marionettes at this pub inside a historic puppet theater.

Potato-peeling mannequins, Inca art, and a dangling tuber mobile help trace the history of fries at this Belgian museum.

A fantastical bed and breakfast with magically unique rooms.

This abandoned Belgian fortress is purposefully being left to nature.

A Belgian self-built tower inspired by the Bible and ancient civilizations.

This ghost town in Belgium will lose its street art when it ceases to exist.

Medical history with an amazing, if frighting, collection of wax diseases on display.

Theme park featuring miniature replicas of European monuments.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

This former Masonic lodge has been transformed into part museum, part bar, all awesome.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

The Devil’s own choice when he needs a drink in Brussels.

Organisms normally seen under a microscope decorate this church.

This unique sculpture proved invaluable when it saved a train from careening off the tracks.

Watch the local Netherlands birds from inside this giant eco-egg.

A condensed piece of China floating in a Dutch harbor.

This collection of 20th-century toys is filled with a lifelong personal toy collection brought from the U.S. to Amsterdam.