A fantastical and futuristic temple of light built from nine monumental glass veils.

This enchanting rainforest hotel looks as though it grew from the forest itself.

This Japanese-inspired labyrinth of hot springs is hidden in a Chilean forest.

This odd Chilean waterfall-cano hotel must be entered via a rope bridge.

An eerie, derelict amusement park in Berlin.

Four-story slides send people whizzing through the math department at this Munich university.

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

Eight naturally mummified bodies in glass coffins are housed in an underground crypt.

At one of Berlin’s oldest churches, visitors can place mosaic tiles to help restore a medieval mural.

A subterranean display of public art and architecture.

This magnificent museum claims to house the cranium of a disciple and the skull of a pope.

Reminders of the Battle of Berlin still scar the railway.

The many—66 to be exact—faces of the German forest.

A preserved Nazi labor camp now has a Holocaust museum on site and memorials to the thousands that died while imprisoned at the camp.

A Nazi concentration camp and Anne Frank's place of death.

Go surfing on this urban wave, "hacked" by local surfers.

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

Ample proof that watery ends make for well-preserved, millenia-old mummies.

The history of German architecture is explored across this fairy-scale mini-city.

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

This German bone house contains the remains of some 20,000 souls.

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