The world’s largest underground marble quarry is hiding in Vermont.

Industrial ruin decimated this tiny New England company town in a fashion no one saw coming… and even fewer remember today.

One car at a time please.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

Mysterious stone tower featured in many alternative histories of the New World.

Abandoned Coast Artillery fort now serves as graffiti canvas and sightseeing vantage point.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

This tiny movie theater was the last one in the U.S. constructed in the Nuevo Deco architectural style.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

An entire town preserved as a historic landmark.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

Mining town from the late 1890s, once home to Calamity Jane.

This amazingly preserved Gold Rush town is a historian's dream.

Natural rock water slides hidden in the remote forests of northern Idaho.

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

A few dilapidated structures are all that remain of this deserted former silver mining town.

A former gold rush boomtown has managed to stay in business for over 100 ramshackle years.

See just what life was like in a 19th-century prospecting town.

These crumbling foundations are all that remain of the once-stately 1840s manor that gave the town of Bradenton its name.

A local landmark with generations of spraypainted messages, and more being added each day.

Strange beasts lurking in a garden are all that remain of a quirky, short-lived theme park.