This Late Gothic building that once housed Erasmus is now known as the filming location of "Suspiria."

Obscured within a ring of trees, this abandoned World War II relic hides on a German hillside.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

One of the greatest maze designer’s greatest mazes.

Victoria's largest salt lake is a favorite haunt for photographers and stargazers.

The deepest spring in Missouri.

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

An extraordinary house museum and cabinet of curiosities in the heart of Florence.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

Art and armour fill every inch of this rich kid's Italian villa.

Anatomical cabinet holds unexpected treasures.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

The bright red cars take travelers through breathtaking Tuscan scenery.

A massive natural rock arch gives the Tuscan mountain its own window to the sky.

Explore the quarry where the marble was sourced for Michaelangelo's David.

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

This 600-year-old home seems to defy physics.

This medieval cathedral houses stained-glass windows featuring saints and pretzels.

A stonemason's hilarious revenge came in the form of this peculiarly positioned gargoyle.

Europe's largest dinosaur museum was founded by a passionate autodidact.

Zurich's evolution museum hosts a unique collection of skeletons among its natural history treasures.

A 200-year-old tavern challenges guests to finish a glass of wine while hanging from a ceiling beam.

During World War II, Austria's oldest salt mine was used to store thousands of pieces of stolen artwork.