The abandoned mine where American troops discovered a treasure trove of art and artifacts hidden by the Nazis.

In this brilliant blue spring in Germany, legend has it that a sad mermaid learned to finally laugh.

An amusement park on the grounds of an unused nuclear power plant, with a swing ride inside the cooling tower.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

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

Art installations, derelict railcars, and endangered grasshoppers all call this south Berlin park home.

Shimmering sea-colored mosaics and Jesus statues cover this opulent building.

As lake waters recede, a German village reemerges after more than a hundred years.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

The stones of this formerly witch-obsessed castle were used to build a church.

Crop circles inspired this whimsical garden in Germany.

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

There are two dozen tanks just sitting in an open field in Lower Saxony.

A university observatory dome painted to resemble the beloved 'Star Wars' droid.

Twisted buildings adorn the banks of the Rhine river.

An engineering wonder at Pillnitz Castle protects a precious 230-year-old flowering shrub.

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

The largest brick bridge in the world.

Retirement home for giant obsolete machines.

An old tram depot transformed into a vintage car paradise.

When a medieval fire claimed the original St. Stephen’s Cathedral, it sparked a pattern of unquenchable organ building.

Bursting forth from a historic German neighborhood, these day-glo palaces are now a bright fixture in the town.

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

An abandoned train station in Munich constructed for the 1972 Olympic games.