An 18th-century Catholic church converted into an eccentric temple of music and bacchanalia.

This giant, rotating globe was built to celebrate the expansion of a company that makes steam cleaners and pressure washers.

Chase waterfalls, hiking trails and more.

The penultimate and final resting places of British General Edward Braddock—minus a few bits and pieces.

This quarter-mile tunnel under the Bluff in Pittsburgh bends at a 45-degree angle.

This university transit system is a 1970s vision of the future.

A beautiful hidden gem in central West Virginia.

The gravestone of the suffragist leader attracted extra visitors during the 2016 election.

This former zinc operation has a 90-year toxic history.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

This abandoned train tunnel has been the subject of countless ghost stories for years.

These headstones and a few stone foundations are all that remain of a once-booming mining town.

Maryland's first (and last standing) toll house on America's first federal road established the state as the "Gateway to the West."

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.

This beautiful stone arch bridge wasn't even expected to stand for one day, but people have been crossing it for centuries.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.