Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

Most prolific publishing house in the 1600s open to the public.

This modern arts center is built around a gem of late-Baroque architecture.

Ancient man-made caves underneath small town Belgium.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

An intricate and amazing house built by architect Karl Junker.

Striking occult iconography on a medieval German church.

Constantly maintained, this organ is playing a six-century long composition by John Cage.

This archaeological site was the center of the extinct Yarmukian culture which developed the first roads and pottery in Israel.

Idol made by King Jeroboam for the Israelites.

This "Jewish Sistine Chapel" was designed to reinvigorate Judaism's artistic legacy but was almost lost to misguided restoration.

Hidden out of public view in the National Library of Israel is a collection of "Stalag's," 1960s Nazi themed porno paperbacks written and consumed by Israelis.

A 2,000-year-old wine press hidden in an overlooked park in Tel Aviv.

The most peaceful "country" in the Middle East.

Submerged ruins of a Neolithic coastal settlement, where houses, wells, graves and skeletons have been unearthed.

Legends say that this Art Deco apartment building almost became Hitler's British headquarters.

East London art gallery showcasing contemporary art from Europe's Eastern Bloc.

The townhouse where the English poet created some of his most influential work has been preserved in tribute.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

The remains of the great moral philosopher reside in a university in London.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

A naturally mummified 2,000-year-old man.