Largely overlooked, this little fountain on Museum Island is a whimsical tribute to a Prussian king nicknamed the “Fatty Flounder.”

Long before Europeans arrived, Native Americans built an artificial island out of shells that has withstood a millennia of hurricanes.

An 18th-century religious argument etched into stone.

A stunning bridge that appears as if it's lunging to the shore, and has a legend of a devilish architect.

The only substantial part of Nazi Germany's formidable defensive line through Northern Italy that survives today, largely intact.

This Greek Orthodox church houses the mummified body of St. Spyridon.

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

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

The drawbridge used in the filming of the movie 'Annie' has been in the open position as it was in the movie for decades.

Despite the name, this ancient piece of crystal may not have been a lens at all.

The Scottish Reformation leader's grave was paved over and is now a parking lot.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

A bronze statue of a low three-legged seat commemorates a piece of furniture that started a riot.

Angels and demons watch over newspapers in this deconsecrated church.

Sample sweets at an Art Nouveau candy shop that's been in business since 1874.

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

Beautifully decorated tarot cards from the Middle Ages.

The hall of fame for circus performers.

This stone in Lake Geneva was once the reference point used to determine altitude in Switzerland.

The longest staircase lock in Britain.

A solemn memorial in a majestic setting that honors a 1692 tragedy.

Four hundred years ago, this turned-about message was carved into one of Winchester Cathedral's exterior walls.