With a design inspired by traditional Latvian textiles, this monument honors the Latvian people who suffered under Soviet occupation.

A statue built to honor the elite soldiers who fought for Latvia during World War I.

Liechtenstein's royal family calls this medieval alpine castle home.

A haven for book enthusiasts across the street from Retiro Park.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

Often mistaken as a medieval Gothic monument, this unique cornerstone only dates back to the 1980s.

A monument commemorating the 852 lives lost in the sinking of the MS Estonia.

This museum houses and extensive collection of technology contributed by the Polish people.

The secret medieval communication system will whisk your words above the noise of the crowd.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

The video game-themed street art first popped up in the French city.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

This innocuous-seeming building is actually the remnant of a major wartime brothel.

The Argonaute submarine was the French navy's pride and joy in the 1950's.

The site where two doves fell in love.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

This demon atop the Notre-Dame de Paris looks utterly bored.

This modest marker near Notre Dame identifies the very center of Paris.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

The narrowest street in Paris.