War-ravaged ruins of a Benedictine monastery founded in the early 12th century, later rebuilt into a fortress.

These disused steel furnaces are now haunting ruins that may one day be a national park.

Rows of 19th-century brick ovens used to process coal into coke form the center of a wooded park.

A handful of beehive kilns are all that’s left of a historic brick-making empire.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

Two well-preserved charcoal kilns survive in a remote part of eastern Nevada.

The first blast furnace in the United States that used coal and coke fuel instead of charcoal to make pig iron.

The lasting remains of the region's once booming cement industry.

A riverfront park that both remediated and preserved its industrial past.

Ruins of a historic medical facility sits eerily by the water.

A free display of artistic lifesize dinosaur sculptures in a backyard garden.

One of the earliest graveyards in the region.

The iconic bridge's signature hum is triggered by passing cars, music to drivers' ears.

A museum dedicated to antique toys, collectibles, and nostalgia.

A 26-foot-tall fiberglass American legend stands proudly here.

Hidden behind a Target are pillows of cooled lava that formed at the bottom of a deep lake in the Mesozoic Era.

A human attendant once directed car traffic from this structure before automated stoplights.

This historic park site contains the last remnants of a once bustling canal system.

This eclectic homestead is home to a miniature windmill and Connecticut's last tollbooth.

A lone tower rises above the cliffs in a city park, offering fantastic views of the Connecticut landscape.

Home of the Daffodil Festival, Castle Craig, and a ghostly hound.

A bridge commemorating the actor's legacy and his Terryville roots.

After 11 years of reconstruction work, Slovakia's finest hilltop chapel complex is finally reopen to the public.

A towering sword embedded in the ground commemorates the legendary Slavic ruler.