In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

This museum boasts a bucket of teeth and tells the tale of a 20th-century dental circus.

Pennsylvanian mass grave and possibly mass murder.

America's first serial killer rests in anonymity.

The abandoned coal loading dock is a canvas for unsanctioned art.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

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

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

A failed piece of Orientalism has become the proud symbol of a community.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

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

Dr Barnes' $25 billion private collection of art and arboretum.

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

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

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

This might just be the TARDIS of bookstores.

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

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

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

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

Huge masonic hall in Philadelphia with lavishly themed rooms.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

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

Eccentric concrete mansion and museum designed and built by hand from the inside out.