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

This museum is dedicated to the first coast-to-coast highway.

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

A retrofuturistic art installation in the Pittsburgh Airport.

Originally a cemetery, this city park remains speckled with a handful of scattered gravestones.

Each step is a mere four inches tall, said to be measured by the stride of a woman wearing a hobble skirt.

It may appear to be a fancy junk yard, but each item has a story to tell and a lesson to impart.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

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.

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

Long hidden under grime, the politically radical murals of a little known Yugoslavian master are finally getting their due.

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

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

A private residence adorned with a gorgeous mural dedicated to the buzzing insect.

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

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

This Old Testament garden features 100 plants from biblical times.

A unique workspace where offices reside on pirate ships and inside gingerbread houses.

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

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