This recreation of a 19th-century dime museum is full of oddities.

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

Pennsylvanian mass grave and possibly mass murder.

The oldest farmer's market in America is so ancient it was approved by the King of England.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

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

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

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

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

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

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

This might just be the TARDIS of bookstores.

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

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

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

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

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

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

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

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

Mysterious rocks that ring musically when struck.

A toxic ghost town sitting atop a massive coal fire.

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