This 200-meter-high waterfall marks the site of Achilles’s immortal baptism at the mouth of the River Styx.

This town named for the ancient God of War is home to fewer than a thousand people, but it's the birthplace of the Greek Revolution.

Swarms of dainty flying insects swarm into the Petaloudes Valley to get busy.

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

Now overgrown, these anti-tank barriers from World War II are sometimes called "dragon's teeth."

The scars of World War II are preserved on its walls.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

The great Danube river starts here.

The footprint of a frustrated devil in Munich's Cathedral.

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

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

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

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

A stairway to heaven, or to nowhere at all.

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