A university observatory dome painted to resemble the beloved 'Star Wars' droid.

The last bastion of Roman presence north of the Alps looms over a German town.

An industrial relic is now one of Europe's most staggering art spaces.

This former steel and coal plant is now a neon-lit industrial fantasia.

The final resting place of many of Germany's most famous communists.

No need to strap in for a “ride” on this walkable roller coaster.

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

The tallest church in Mechelen might have been the tallest in the world if not for a lack of funds.

A massive, gleaming sea turtle with a rider atop its shell looks out over the horizon.

Belgium’s famous peeing statue has worn many hats (and coats, and pants), which are on display at this small museum.

Take a leisurely walk through the park to find the seven giant troll sculptures hidden throughout the park.

This bike path was sunk below water level for maximum wonder.

Brussels' favorite peeing boy has a sister.

Artwork tucked within the trees greets visitors with surreal sonic experiences.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

Meet the bronze beloved pet to a family of famous peeing statues.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

This ghost town in Belgium will lose its street art when it ceases to exist.

Theme park featuring miniature replicas of European monuments.

Cozy basement bar sports an inventory of over 2,000 beers.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Climb inside an iron crystal magnified 165 billion times its normal size.

Walking through this narrow gorge will make you feel like you've fallen into a fairytale landscape.

This castle ruin in the middle of nowhere is a gem for wildlife enthusiasts.