This giant seated Bhudda of Healing dates to the 1780s.

This fascinating museum in an old water tower holds the world's largest collection of Vodou artifacts from western and central Africa.

This small island, a byproduct of 19th-century canal construction, is now home to a charming Japanese garden.

Journey through the ruins of this ancient Roman temple dedicated to the god of war.

An enchanting work of outsider art, full of whimsical sculptures and carvings.

Old vessels have been transformed into artistic canvases in this unusual cemetery.

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.

Lavish royal estate punctuated with heated greenhouses.

Theme park featuring miniature replicas of European monuments.

The sunken structure looks like the victim of a catastrophic flood.

Bronze plates placed around this Scottish fishing village form a true-scale model of the solar system.

A walkable map of the world, made from soil and stone by one man.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

This collection of French root art looks like an indoor fairy wonderland.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

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

The curios of pharmacist and collector Henry Wellcome.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.