An eerie natural formation that looks right back at you.

These murals from the 1920s beautifully depict America’s industrial age.

The steep slope known as “Ob Hill” overlooks an Antarctic research station.

The last original miniature duckpin bowling lanes in America, located in a Milwaukee dive bar.

A forgotten hiker’s lodge, now reclaimed by the forest, with its chimney standing as a lone sentinel of the past.

One of Oahu’s best snorkeling and diving spots was created by warm water discharged from the nearby power plant.

Wander along roughly a mile of paths in what may be the world's largest forest labyrinth.

A road that ends in the middle of a farmer’s field is one of the only remnants of this once-famous racetrack.

This ancient Roman town was revered for the healing waters of its sacred spring.

Once a year, these 'visitor deities' chase away evil spirits with a phallic-shaped staff.

The final resting place of three children, infected with the Black Death, who all died on the same day.

You might want to bring a rain jacket to this travertine triple waterfall.

This 16th-century cannon is thought to be the oldest piece of forge-welded wrought iron in India.

These clocks tell time in a theological sense.

Celebrating the man behind the Mangrove, a restaurant that became a crucial hub for Black activism in London.

According to local legend, this large limestone chunk was made by a giantess, while archeologists say it may be the remains of a neolithic burial chamber.