This tri-part waterfall is a little bit of fairytale beauty in the heart of Luxembourg's Little Switzerland.

This noble mash-up in eastern Luxembourg is part Medieval, part Renaissance, all castle.

Two standing giants remain as a tribute to Luxembourg's metallurgical past.

Once the local rulers had gone these enchanting ruins housed common folk in an almost real life fairy tale.

This lurid German fountain plots the sad course of marriage from dating to death.

Thousands of flowers create enchanting pink tunnels over the city streets.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

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

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

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

Mountain where Jesus was first tempted by the Devil.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A beer pipeline runs beneath Bruges.

A little sculpture with a large wardrobe.

Historic medieval fortified city in southwest France.

Paris' linguistic guide to the international language of, yes, love.

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