After years of being casually peed on by humans, this tree is peeing back.

The final resting place of the famed German pilot, the "Red Baron."

This tremendous timepiece was once the largest cuckoo clock in the world.

A historic casino where Dostoyevsky is said to have lost it all on a single spin of the roulette wheel.

It's said the devil used this mushroom rock as a table for a late-night meal.

A Faraday Cage protects cars from a nearby high-power transmitter.

Germany has its very own Centralia, whose spark remains attributed to "spontaneous combustion."

This rock resembling a turned-up boot has become the symbol of St. Ingbert.

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

Now overgrown, these anti-tank barriers from World War II are sometimes called "dragon's teeth."

This Cold War–era fallout shelter was actually a storage facility for the nation's emergency currency.

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

The last bastion of Roman presence north of the Alps looms over a German town.

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

One artist’s scheme to expand museum viewing hours into the evening led to the illumination of an entire city.

This lovely tree was a thank you gift from the man known as "Public Enemy No.1."

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.

Once a thriving business district, this former shopping area is now an urban ghost town in the heart of the city.

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

Wedged between two sets of row houses is an awkwardly located family graveyard.

The likeness of the Baltimore music icon was unveiled in time for the anniversary of his Senate hearings on music censorship.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

One of the oldest anatomical theaters in the U.S. still in use was once the site of an infamous cadaver riot.