These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.

This Maryland farm is known for its amazing corn mazes and its 30-foot junkbots.

The Decoy Capital of the World.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

Two dozen pinball games hidden away inside a most unlikely location.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The district's only illusionarium supports free writing programs for local students with every purchase.

A larger-than-life statue of America's favorite sundae marks the place it was invented.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

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

One Pittsburgh musician's decades-in-the-making memorabilia collection is on display at this rock-n-roll curio shop.

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

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

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

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

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

Pennsylvania's own Roswell-style UFO mystery.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

Dogs, cats, horses, monkeys, frogs, and fish are laid to rest at the second-oldest pet cemetery in the U.S.

A winding district gerrymandered into the shape of a mantis.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.