This unassuming bookstore in the heart of Madrid is one of the oldest in Spain.

A 14th-century Serbian Orthodox church that was once converted into a mosque under the much-disfavored Ottoman Empire.

A one-of-a-kind blind-accessible, interactive mural.

Visit a family-run restaurant that has been serving the epitome of soul food for more than seven decades.

Dedicated to the lives lost during a fatal stampede in the Nyamiha Station.

Come to this Polish museum to take a good, clean look at filth.

This symbol of Polish heritage survived the occupation during World War II, hidden in plain sight.

The mass grave of the 27 victims of the "Vampire of Hanover."

One of the only remaining vestiges of baseball's Negro Leagues in Atlanta.

A collection of anti-communist sculptures stands watch in the Mojave Desert.

This metal sculpture is a tribute to the Canadian Pacific Railway, which had a station in the village that has now been converted into a library.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

The oldest statue in the Netherlands has survived relocation, bombardment, and burial.

Three nine-foot-tall bathing beauties perched elegantly on life-rings welcome visitors to the Alki waterfront.

This museum celebrates the history of Japanese advertising, from feudal business tricks to modern T.V. commercials.

The history of knife-making in this French city is explored through this museum.

This is Britain's one and only clock concealed in the pavement.

A pair of giant stone heads represent the ancient Roman saints beheaded here.

Now a museum, once the site of the longest act of civil disobedience in United States history.

A statue of a Scottish cultural icon in central Sydney.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This noble mash-up in eastern Luxembourg is part Medieval, part Renaissance, all castle.

This cozy café is housed in a repurposed pharmacy originally built in 1927.

For more than 170 years, this family-run bakery has been serving Berlin’s best Baumkuchen, or “tree cake.”