Places johnmanning Wants to Go

The Cold War-era "underground Pentagon" is a sprawling subterranean hideaway for the Defense Department.

Where the "World Pinball Champion” is crowned.

It would take 35 firetrucks to fill this enormous glacial pothole.

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

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

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

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

In which a local geological marvel becomes a quaint roadside attraction.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

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

A mapping error in the 19th century made loggers think this section of the forest was underwater.

A brick-paved former section of the historic coast-to-coast highway.

A crumbling mountain resort that looks like it was abandoned in an instant.

The very first subway station in New York City is beautiful, decked out in chandeliers, and ... abandoned?

The only geyser in the state of Pennsylvania is caused by pressure from an abandoned coal mine outside of the ghost town Centralia.

The legacy of baseball great Roberto Clemente is preserved in a retired Pittsburgh fire station.

The last street in Pittsburgh that's paved with wood.

One of the oldest of its kind.

A field of nothing but boulders which resembles a giant's gravel driveway.

This public space is speckled with the eerie remnants of a defunct amusement park.

Behold the rickety glory of one of the oldest roller coasters still standing.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.