A place to eat for on-the-run agents and espionage enthusiasts.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

Breathtaking and huge 430 year old maps of Italy.

The heads of two giant mythological water horses honor Scotland's horselord past.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Stunning examples of Russia's 18th-century wooden architecture.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

This colorful artistic feature atop a Danish art gallery allows visitors to stroll through a rainbow.

The Avenue of Mausolea is a series of grand palatial tombs.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

A collection of 100 brains preserved in jars on the UT campus.

Hundreds of hidden passageways weave through the old quarters of Lyon.

Silent memorial, using bone conduction to take people back to the Dresden Bombing of 1945.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

Part bookstore, part café, and part forest.

A subterranean playground in an abandoned slate mine.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This unique Renaissance castle was turned into a home for Nazi occultism.

The legendary cliffside castle of three-time Voivode of Wallachia, Vlad the Impaler.

Imagine playing a version of Legends of the Hidden Temple, but with a distinctly Southern Gothic flare.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

This historic, palatial theater is now one of the world’s most beautiful bookstores.