A former plague hospital turned medical museum.

The largest 19th century panorama in the world still in-situ.

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.

This sprawling Belgian fort was once thought of as impenetrable but now it is simply an abandoned relic.

Sweden's "good old days" painstakingly re-created in a model village.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

A little sculpture with a large wardrobe.

Cozy basement bar sports an inventory of over 2,000 beers.

Brussels' favorite peeing boy has a sister.

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

Lavish royal estate punctuated with heated greenhouses.

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

It houses the remains of a 17th-century version of the Titanic.

Ancient burial grounds of the wealthy.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

The curios of pharmacist and collector Henry Wellcome.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Come for the flowers, stay for the bats!

For the holidays, the tallest broadcasting tower in the Netherlands turns into one of the world's tallest Christmas trees.

This Netherlands museum holds a gloriously mechanical collection of ornate musical automata.

This former stomping grounds of the most eminent astronomers of the early 20th century.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.