This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Looming communist pillar with a Czech twist.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

A miniature model of what will be the world's largest telescope.

A wonderfully versatile natural history curio cabinet preserved since the 1840s.

One of the oldest wine cellars in Germany is now a restaurant beneath Bremen's town hall.

These tenacious 14th-century towers defied demolition and are now a fairytale vacation rental.

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

A tilted half-timbered house from 1672 is built into a salvaged segment of a medieval wall.

A subterranean display of public art and architecture.

On the highest peak in the Harz Mountains, science and the occult faced off in a failed attempt to turn a goat into a boy.

Take a walk in a recreation of ancient Rome.

This historic toy museum brings a little whimsy to a city not usually remembered for such things.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

The real life town from the Pied Piper of Hamelin has a mechanical puppet show that retells the famous story many times a day.

The Bauhaus-style former industrial complex is considered the world's most beautiful coal mine.

A whimsical art tower at a Bavarian brewery includes a grotto for its mythical beer-brewing dwarves.

One of the most easily accessible examples of the rare 1960s UFO houses.