Palace where the nearly un-killable Rasputin was murdered.

Spend your honeymoon where the Devil had his wedding.

Wonderland replication in progress by one persistent man.

Of course Salvador Dalí lived in a castle...

The world's largest collection of witchcraft regalia.

Sometimes an island, sometimes a rocky outcropping connected to the world by a tiny suspension bridge.

Whimsical artist house in the New Jersey woods.

Hundreds of secret cabinets built into the walls of legendary poisoner's private work room.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Century-old shop, specializing in Occult products.

This stately estate house features a tower covered in a bright, modern mural.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

An alchemist's "magic door" stands in the middle of a Roman park.

A layered tribute to the work of mosaicist Isaiah Zagar.

An eccentric inventor's castle home with its own indoor weather system.

The Uros people live on floating reed islands in lake Titicaca.

An opal mining town in the middle of Australia where people live, worship, and shop underground.

The most unique castle in all of Southern California, entirely constructed from repurposed materials.

Want to build a wind turbine? Secede from the nation.

A small but immensely extravagant palace built by the "Night King."

The fairy tale castle of the "fairy-tale king."

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.