Two panes of the massive Cold War artifact are on display at the National University of Singapore.

Europe's simulation of the Martian surface uses soil from Mount Vesuvius.

Artist James Turrell's ode to dawn and dusk on the campus of Rice University.

A historic fortification critical to Anglo-Scottish conflicts now serves as a bed and breakfast.

This statue became the mascot of Vrnjačka Banja after Games Without Borders made a stop in this town.

A legendary ghostly hound supposedly left dark marks on a place of worship.

An impressive museum dedicated to the resource that made the Scandinavian country rich.

Surrounded by industrial sprawl, a small monument marks the site of William Penn's first landing in Pennsylvania.

An old-fashioned school with interesting grounds and deep history, including the original Mito Castle gate.

Despite dreams of constructing this fairytale mansion, Albert Gotthard Nestor Cedergren never saw its completion.

A trio of keyhole-shaped burial mounds restored to their ancient glory.

A massive marble foot is tucked away in a small alley near the Pantheon.

A secluded fortress from the days of the Crusades that offers breathtaking views.

Accessible only by train, the beauty of Agawa Canyon Wilderness Park is worth the journey.

Blaxhall's burgeoning boulder can't help putting on a few extra stones.

The only geyser in the state of Pennsylvania is caused by pressure from an abandoned coal mine outside of the ghost town Centralia.

This giant seated Bhudda of Healing dates to the 1780s.

Statues of two of Srem's most well-known animals.

A temple belonging to the largest Buddhist order in South Korea nestled in the middle of New York City.

Manhattan and the Bronx have been playing tug-of-war over this former island neighborhood for more than a century.

Once the site of a 12-century monastery, this tiny island is now home to only five permanent residents.