This dramatic rail curve was once the target of a failed Nazi attack.

A museum dedicated to the history & joys of the trail & your best chance to see hikers throwing up ice cream.

This collection honors the iconic, and proudly American lighter that just won't quit.

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

Steepest flood safety railway in the entire world.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

This icon of the Atomic Age now lays dormant.

A local prank turned town icon.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

One man's real life disfigurement inspired a lasting local legend surrounding an eerie tunnel.

Pennsylvania's own Roswell-style UFO mystery.

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

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

This secluded walking trail is a hidden gem of a Pittsburgh park.

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

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

There aren't too many operational funiculars around, but Pittsburgh has two!

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

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