Where lovers tie birch branches into long-lived knots.

The unusual burial site of a globetrotter, eccentric, adventurer, war hero, landscape designer, dandy, and writer.

How did this desert wind up in the middle of a Polish forest?

These 18th century gardens tell a rocky story of the son of Odysseus.

A meteorite-bounded town in Bavaria.

Living trees form the structure of an open-air palace.

A series of haunting wooden totems are hidden in the woods surrounding a German environmental center.

A horse statue that receives constant makeovers from graffiti artists and locals.

This village in the northeast of France is packed with book shops.

Before building her own tombstone, an untrained artist created a concrete menagerie in her garden.

An abstract sculpture that will be a work in progress for the next 1,000 years.

Hop aboard a charming bog train to explore this rare open-air museum of peat.

An intricate and amazing house built by architect Karl Junker.

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

A strange rock formation with numerous legends trying to explain it.

Constantly maintained, this organ is playing a six-century long composition by John Cage.

Several of these strange cone-shaped bunkers can still be seen around the former Nazi headquarters.

A preserved Nazi munitions factory hidden in the forest, now a quiet memorial to those who once labored and suffered there.

An abstract and eyecatching clock/fountain is the centerpiece of this little-known German city.

This unique medieval artwork featuring the story of the Antichrist remained lost for decades.

This elaborate stone bridge over the Neisse river has sat in pieces since 1945.

Oldest surviving milestone in Europe outside of the Roman Empire.

These beautiful castle ruins are nestled in the Polish countryside.

For 200 years, people have flocked to this Polish town to experience the healing powers of salt.