A man-made slag heap that you can "ski" down, and is home to the world sandboarding championships.

This famed marionette theater and museum is bursting with imaginative string puppets.

This giant, 83-year-old ship elevator is an engineering feat to behold.

Remnants of a cone-shaped Nazi bomb shelter.

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

Giant wind turbine with observation deck at the very top.

The sweet story of how American cargo planes became known as "Candy Bombers" during the Berlin Blockade.

A preserved college lock-up that recalls a clubhouse approach to discipline.

The NASA scientists behind Apollo 11 started out developing Nazi weapons at this abandoned German rocket factory.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

Every half hour the eye-rolling clock face sticks out its tongue to mock the good citizens of Koblenz.

A tiny chapel clings to a precipice above Germany’s gemstone capital.

The world's biggest pet store.

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

An abandoned swimming pool decays on the outskirts of Berlin.

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

It's good luck to be mocked by this monkey.

The largest brick bridge in the world.

Each year, Germany's "City of Dragons" slays the world's largest walking robot.

A fearsome dragon clings to a corner of Munich's city hall.

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

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

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

Thousands of flowers create enchanting pink tunnels over the city streets.