Thousands of coffin-like pillars make up this controversial Holocaust memorial.

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.

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

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

Drink wine handed out through a window as part of an age-old tradition.

A popular shrine where the Blessed Virgin allegedly appeared in 1830, displaying a holy armchair and two incorruptible remains of Lady Saints.

France's most famous cemetery, with some of its most curious tombs.

Real bones which are said to have belonged to a Polish dragon.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

The tallest mountain in mainland Netherlands isn't actually very tall.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

Go inside a revolutionary, cage-less zoo where 70 species of monkeys roam free alongside their human visitors.

A UFO-shaped event building originally intended to be a science museum showcasing the future.

The world's first interactive human body museum also serves as a chair for a giant orange man.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

Crouch down, stretch tall, and be sure to flail your legs to pay homage to the Monty Python classic.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

A beautiful maze marks where three countries meet.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

The topiary maze at the Habsburg hunting lodge.

The beautiful baroque library of the Hapsburg empire.