The "Prussian Versailles" that is as glorious today as when it was built.

A portable, wooden replica (minus the hyphen) of Hamburg’s iconic crooked coffee shop.

A subterranean display of public art and architecture.

An industrial relic is now one of Europe's most staggering art spaces.

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

The skeletal frame of a decommissioned gas-pumping station offers breathtaking views of greater Berlin.

This former steel and coal plant is now a neon-lit industrial fantasia.

The great Danube river starts here.

A traditional U-Bahn station in Berlin gets a string of rather untraditional benches.

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

Cold war icon and onetime "hole" in the iron curtain.

A German apartment building hosting as many trees as human occupants.

Known simply as "The Hand," this famous public sculpture in Berlin was featured in a Depeche Mode music video.

A monument to the man who almost killed Hitler.

Remnants of an exploded schooner and wrecked submarines form a breakwater.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

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

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

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

Slaughterhouse Five opens its dank doors to fans of Kurt Vonnegut.

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

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

A unique hanging cable-car navigates through Dresden, the oldest suspension railway in the world.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.