This jail which was in service for over a century is now open for curious visitors.

A local prank turned town icon.

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

This elaborate towering structure was once famed for its revolutionary height.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

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

Yo, Adrian!

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

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

The first American department store, and home to the largest operating musical instrument in the world.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

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

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

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

A toxic ghost town sitting atop a massive coal fire.