One of Amsterdam's narrowest houses is located right across the canal from its widest.

Beautifully decorated tarot cards from the Middle Ages.

This wildlife refuge is home to more than 200 species of birds, as well as monkeys, lizards, and other wildlife.

An underground world of gorgeous, palatial metro stations designed as a nuclear shelter complex.

Take the most scenic fjord landscape in Norway and add dramatic red cliffs, warm clear water, and playful dolphins.

The only natural cave bath in all of Europe.

An extensive network of secret tunnels was created for the Nazi project "Riese."

The castle in the romantic landscape of Podyjí houses what may be Europe's largest collection of taxidermy dogs.

An industrial site turned into Hungary's most cherished natural wonder.

The only thing still moving in this town is the eponymous hot spring.

Budapest's Communist-era statues, banished to the suburbs.

A 200-year-old collection of oddities and medical paraphernalia.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

Watch the newest land on the planet form before your eyes.

A century-old prison in the heart of Vilnius is now a lively bar, dance club, and artist residency.

These traffic lights celebrate the 100 year anniversary of the women's suffrage movement in Lithuania.

Ever-growing collection of devils in art.

Things aren't quite what they seem at this mind-bending museum.

The final resting place of New Orleans' most famous voodoo priestess.

This historic black and white monastery is one of Bulgaria's architectural jewels.

Where monkeys run wild and the humans are caged.

An eerie diorama that captures the majestic nature of a few prehistoric-looking beasts.

This taxidermy scene brings the struggle for survival in the Indian jungle to a quiet corner of a Manhattan museum.

This poignant display is now a memorial to these regionally extinct species.