Where the "World Pinball Champion” is crowned.

A retrofuturistic art installation in the Pittsburgh Airport.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

The ruined remains of a coal mining ghost town are hidden within the woods.

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

Behold the rickety wooden glory of the world's oldest operating roller coaster.

Long hidden under grime, the politically radical murals of a little known Yugoslavian master are finally getting their due.

Its vintage camera collection gives a snapshot of the past as viewed through a photographic lens.

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

The home and studio of a visionary woodworker now stands as a museum and example of his artistic genius.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

An outlandish shoe shaped house built by an eccentric millionaire.

This eccentric mansion museum holds a impressive collection of rare and automatic instruments.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

This park contains a number of standing stones meant to heal and inspire.

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

This Old Testament garden features 100 plants from biblical times.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

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

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

A park full of outsider art, created by college students studying outsider art.