A piece of baseball history is preserved in a Pittsburgh parking lot.

The former home of the army detachment that captured Geronimo.

This fountain was once heralded as the largest in the world.

A former reservoir that was only recently discovered after more than 60 years of disuse.

The highest pedestrian bridge in Singapore looks like a series of undulating waves rising between two public parks.

On the side of a Virginia highway, a collection of monuments commemorates an 18th-century trek through the Blue Ridge Mountains.

In a largely deserted ghost town, a little brick building recalls its history as a gold rush hub and haven for outlaws.

This Singaporean food-court stall was home to the world's cheapest Michelin-starred meal.

From 135 feet high riders plunge down the world's tallest freestanding body slide at 65 mph.

A hole-in-the-wall antiquities museum in one of Tokyo's most popular megamalls.

Dedicated to the armor and weapons used by the legendary Japanese warriors.

Unbeknownst to most passersby, this marble statue standing outside an office building is a genuine piece of second-century Rome.

A bibliophile's heaven that contains hundreds of bookstores, offering over a third of secondhand books for sale in Tokyo.

Colloquially known as “piss alley,” this narrow street filled with tiny bars and barbecue stands looks like it was pulled straight out of “Blade Runner.”

Spend the night in this formerly abandoned traditional Scottish village.

Across this single-file rope bridge is what has been claimed to be the edge of continental Asia.

The largest monastery in Singapore is home to a crematorium, a college, and one of Asia’s largest indoor Buddha statues.

The busy transport hub is home to the tallest airport slide in the world.

This $62 million dollar temple was erected to house one little dental fragment of religious history.

This water goblin statue represents a 19th-century urban legend about a haunted canal that became a Japanese idiom.

Mythical beasts symbolizing the city of Tokyo guard a historic bridge.

A flight of this "ghost staircase" has 40 steps on the way up, but only 39 steps on the way down.

More than 300,000 historical artifacts from the famous music venue, from Duke Ellington's handwritten score to The Beatles' booking slip.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.