The world's largest mineral hot springs is home to a herd of bison, a free public bath house, beautiful mineral formations, and a terrifying swinging bridge.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

A bronze statue of Mister Rogers in the neighborhood where he grew up.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

A piece of crumbling highway infrastructure was repurposed as a high-tech facility for testing racecars.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

A museum dedicated to exhibiting remarkable outsider art.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

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

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.

This public park was the site of the largest civilian disaster of the Civil War.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

The last funhouse of its kind, where guests enter through the mouth of an 80-year-old blue whale.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."