Beloved children's TV characters freckle the German city's streets.

Largest illuminated advertisement sign in the world.

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

This strange building looks like a medieval fortress crashed into a 1960s Brutalist office block.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

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

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

The "Prussian Versailles" that is as glorious today as when it was built.

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 fairy tale castle of the "fairy-tale king."

An image of the legendary saint stands in the shadow of a cathedral she liberated.

A sublime medieval path adorns the marble floor of one of the most beautiful Gothic cathedrals in France.

This Bordeaux parking garage has 712 indoor spaces, and one outdoor.

Bordered by forest on three sides and the ocean on the other, the Great Dune of Pilat is the highest sand dune in Europe.

An underground city of ancient quarry tunnels hid thousands of Allied soldiers in WWI.

His "Lionheart" is entombed separately from the rest of his body.

The world's most famous cheese caves.

This ancient theater was once the home of fierce gladiatorial battles.

Hundreds of prehistoric stones, arranged in perfect lines in a French field.

The encased skull that is widely believed to belong to St. John the Baptist.

There has been an astronomical clock on this spot since the 14th century.

The world's tallest bridge is also possibly the most elegant.