"The most colorful grottoes of the world.

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

The oldest trees in Northern Germany.

The largest brick bridge in the world.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

A small man-controlled waterfall powers an Art Nouveau elevator and is accessed via narrow gauge, solar-powered tramway.

Goethe's "Faust" was inspired by these rock formations known as the "Devil's Pulpit" and "Witches' Altar."

This German monument honors the so-called "Prince of Mathematicians."

An ornate century-old elevator still connects the two halves of Bad Schandau.

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

Ruins of a German Castle on top of a towering stone pillar.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

This incredible stone temple is a monument to death, victory, and fantasy architecture.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

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

Come stay at a live-in art installation.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

A wunderkammer of mysterious objects and stories.

Where once there was a train station bathroom, there is now this German burger joint.

The abandoned remains of this Victorian brewery hide crumbling bowling alleys and rusting industrial gear.

Named after a militant urban guerilla, this famous former squat is a graffiti-covered stronghold of leftist culture.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

This classic restaurant features a gorgeous mirror-clad room.