A local prank turned town icon.

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

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

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

See wolves, coyotes, and arctic foxes in a natural environment smack in the middle of New York State.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

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

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

This plaque marks a place where one of Hollywood’s most famous dancers got his start.

The Master of Magnetism dominates the walls of a scrap metal yard to keep graffiti artists at bay.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

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

A larger-than-life statue of America's favorite sundae marks the place it was invented.

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

Steepest flood safety railway in the entire world.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

A grandiose title could not save this mercantile community from obscurity.

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

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

A soon-to-be-forgotten roadside spectacle loaded with local lore.

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

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.