A statue honors the children who fought Nazis in Poland.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

An open-air art gallery that aims to share the stories of the people who live around it.

The oldest tavern in Lowell has dedicated fans of its fan.

Every December the Wannalancit Mills lights a Christmas Tree over the old mill's smokestack.

This monument is dedicated to Balto, the heroic Alaskan sled dog.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

Monument to a suicide protesting the Soviet invasion.

Macabre astrological automaton clock dating to the late 1400s.

This spooky statue sits outside a famous Prague theater.

A historic and beautiful Art Nouveau chamber in a historic railway station.

Looming communist pillar with a Czech twist.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

This artificial cave looks like something out of a fairytale.

This automated sculpture of two men peeing will spell out text messages with their micturition.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

A 15-foot-tall statue of the head of the Sopranos family greets passengers at a train station in southeastern Lithuania.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

What may be Boston's finest Art Deco building, located in the city's Financial District.

This historic Boston building has gone from personal estate to porn theater and back again.

Utopia and nostalgia mingle at the site of Bronson Alcott's ill-fated agrarian commune.

A tribute to the couples who brave long periods of separation during wartime.

Away from the crowds of fishing enthusiasts, take a hike deep into the woods and journey into an eerie darkness.