The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

A German town is growing a building out of trees.

At this unusual park, domes, ladders, chairs, and more are made from trees.

This unique exhibit "Dialogue in the Dark" reverses roles as the visionless become guides and the sighted become ‘blind.’

This enchanting mountain plateau celebrates spooky local folklore.

This Rococo church is known as the most beautiful village church in the world, and does not disappoint.

This painted Lego bridge is the product of over a century of locomotive history.

This museum tells the story of lake dwellers from 4000 BC to 850 BC, replete with stilt houses and goats.

The great Danube river starts here.

A quaint Russian village in the middle of a German metropolis.

It's always summer at the beach inside this former airship hangar.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

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

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A unique Holocaust memorial tells the personal stories of the Jewish residents exiled from greater Berlin.

This historic stone bridge has an entire neighborhood clinging to its sides.

A small but immensely extravagant palace built by the "Night King."

"The most colorful grottoes of the world.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

A striking 12th-century-style castle built on the edge of a cliff.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Started as a kitchen garden, now the second largest botanical garden in the world.