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

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

This picturesque stream was up until recently the site of a ten story mountain of slag and sewage.

One of the oldest log cabins in America is one of the last of its kind this historic Swedish dwelling remains a piece of living history.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

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

The aggressively banal name of this underground fortress of bureaucracy does little to evoke its truly surreal existence.

The largest clock face in the United States is twice the size of Big Ben and infinitely more ad-sponsored.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

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

A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.

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

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

The site of America's first commercial oil well essentially disappeared after the town went bust.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

This huge, disused viaduct is now a crumbling concrete underworld of covered in years of graffiti.

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

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

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

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

Once used to screen films for theater owners to rent, this historic building is now a start up hub.