A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

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

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

A fairytale Gothic castle steeped in Nazi treasure conspiracy theories.

The site of the first battle of World War II.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

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

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

The site of Austria's biggest concentration camp now honors its victims.

The world's largest historic armory was established by independent citizens to defend themselves from the wars of larger forces.

Archduke Ferdinand II's collection of rare objects is considered one of the oldest museums in the world.

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

The shell of a medieval fortress offers commanding views of the area it once protected.

The solemn exterior conceals an opulent interior of this 17th century church.

Ride a dragon train into a world of dwarves.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.