The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

The city of Palestrina was built around this magnificent terraced sanctuary dedicated to the pagan goddess Fortuna.

A bust of the first president welcomes visitors to the only town in America called George, Washington.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

This tiny traditional smokehouse is the only one left in this historic fishing port.

Seventeen members of the local royal family are interred in this Baroque church in northern Germany.

The cave where two British judges hid in exile after sentencing the king to death.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

The great Danube river starts here.

This beautifully designed star-shaped fort was the premier defense system of the late 1500s.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

The wooden house where the jazz great learned to play the piano.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

Black cat statues guard this temple-like Egyptian revival factory.

A giant doughnut was given to the small New Zealand town of Springfield to promote "The Simpsons Movie."

You can cross from one country to another in a single hop on this little bridge.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.