The splendor of this 17th century golden chapel has led it to be called the "eighth wonder of the world."

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

English antique dealers with a taste for the unusual.

Eighty million natural history specimens call this gargantuan museum home.

The monster at the center of the Darwin Center Spirit Collection.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

Collection dedicated to brands, packaging and advertising.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Fantastically decorated underground chambers built in the 1760s.

This tranquil churchyard in the heart of England’s mining country whispers tales of both triumph and tragedy.

A treasure trove of astronomical, mathematical, and scientific instruments at Cambridge University.

Visit the WWII bunker where the British won the battle for the skies.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

Human-made caves excavated to hide a secret society of wealthy pagans.

Near Birmingham, England three and a half miles of top-secret tunnels housed a World War II “shadow factory” and a Cold War nuclear bunker.

This magical museum celebrates the life and work of a seminal children's book writer (and occasional spy).

Built by the patron saint of illusionists this Elizabethan manor house is riddled with secret cubbies for hiding priests.

A historic house devoted to the teachings of a 1700's prophetess and her mysterious box of revelations.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

England's foremost purveyor of funeral furniture hasn't changed a bit since the 1960s.

A petite castle folly in the English countryside.

A preserved block of timber buildings from the city's industrial era in the Middle Ages.