Its town washed away centuries ago, this lonely tower by the sea tells the tale of a mermaid and a curse.

A set of 27 bamboo tubes creates an eerie soundscape that changes with the wind.

The sweet story of how American cargo planes became known as "Candy Bombers" during the Berlin Blockade.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

The highest point in Belgium is a staircase to nowhere.

Along the banks of the River Rhine lies a park that seems unassuming, but beneath the surface lies a long and fascinating history.

A famed artist's inspiring work of peace and tolerance.

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

This tremendous timepiece was once the largest cuckoo clock in the world.

A historic casino where Dostoyevsky is said to have lost it all on a single spin of the roulette wheel.

Hilltop monument to the victory of a new nation in the Franco-Prussian War.

This bike path traverses the treetops.

What was once a bustling mining installation is now a bustling hub of contemporary art.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

A Belgian self-built tower inspired by the Bible and ancient civilizations.

This former Nazi castle was built as a school to train what would have been the future of the Third Reich.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

If the tunes of antique organs and musical marionettes don't intoxicate you, the draft beer certainly will.

Life-sized bronze statues of fictional puppet characters.

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

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

This Luxembourg cave is covered in cryptic looking marks left by mining activity.

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