This maze-like slot canyon is a unique gem within an already fascinating geological area.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

A cult archaeology conspiracy theory claims these West Virginia petroglyphs were written by Irish monks in Ogham.

Smack in the midst of coal country, this collection provides a peoples' history of Appalachian miners' heritage.

These rows of World War II-era bunkers were the scene of some of the infamous Mothman sightings.

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

Erected in 1697 this Philadelphia bridge is the oldest surviving roadway bridge and perhaps the oldest stone bridge in the United States.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

The first American department store, and home to the largest operating musical instrument in the world.

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

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

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

A layered tribute to the work of mosaicist Isaiah Zagar.

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

The largest arcade museum in the world chronicles the golden age of video games which ended promptly in 1987.

A son's promise to his dying father in the form of a covered bridge filled with thousands of seashells.

An enormous, inside-out glass globe built in 1935.

Small shop offering mail-order rare and exotic plants.

One sculptor's lifelong war game is the largest and longest running miniature campaign in history.

Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.

The abandoned ruins of America's first private zoo are open for exploration in the Catskills.