A historic covered bridge is but one example of an oddly prevalent American urban legend.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

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

This Old Testament garden features 100 plants from biblical times.

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

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

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

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

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

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

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

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

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

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Home of an evil witch famous within southern folklore.

This park contains a number of standing stones meant to heal and inspire.

An outlandish shoe shaped house built by an eccentric millionaire.

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

This hospital fell into ruins after failing to act as the advocate for the mentally ill it was designed to be.

An enormous overgrown greenhouse teeming with graffiti and wildlife.

Inside Crosswicks Creek Park resides an estate chronicling 200 years of history.

Filled with history, this cemetery is maintained each summer by a few hungry goats.