The bears of Bern have been a city highlight for over 500 years.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

This modern, multimedia museum takes visitors on an evolutionary journey back in time.

Where the lovelorn find a home for their sentimental keepsakes.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

An institution dedicated to the towering buildings that make up skylines in New York City and around the world.

The only subway station in the city that still makes use of gap fillers.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

This colorful gate stands as an entrance to the walled city of Old San Juan.

In the power of this waterfall, Alexander Hamilton saw the potential for industry.

Underneath the historic center of Mexico City, the remains of a temple dedicated to the Aztec god of the wind.

It's believed that this small church was connected to the Hagia Sophia via a secret tunnel.

This park celebrates a sister city relationship that survived the Cold War.

This crucial gathering spot along the "hippie trail" still displays old notes between traveling beatniks and backpackers.

A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

This church houses the tomb—but not the remains—of St. Nicholas, the likely progenitor to Santa Claus.

Roman ruins, natural methane fires and a lovely beach.

Flames have been burning within this mountain for more than 2,500 years.

This arch granting triumphal entrance into Antalya was designed to honor the emperor's visit.

Standing proud atop a Turkish bluff, this Ottoman palace has retained its grandeur despite being abandoned for centuries.

The home of possibly the least-loved U.S. president stands as a sort of unpopular Monticello.

The oldest farmer's market in America is so ancient it was approved by the King of England.

This stave church nestled in the Catskills was built in the 1960s by a community of Ukrainian immigrants and refugees.