A glittering Thai Buddhist temple in suburban Pennsylvania.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

Locals call this magical moss-covered walkway the "Emerald Path."

Once on display alongside a giant Gumby, it’s as tall as a nine-story building when fully extended.

One man's real life disfigurement inspired a lasting local legend surrounding an eerie tunnel.

These disused steel furnaces are now haunting ruins that may one day be a national park.

America's first serial killer rests in anonymity.

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

In the early 1800s, surgery was also a show.

This restaurant offers a side of antiques, curios, and a bathroom chock full of owls.

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

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

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

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

This public space is speckled with the eerie remnants of a defunct amusement park.

The abandoned coal loading dock is a canvas for unsanctioned art.

This Old Testament garden features 100 plants from biblical times.

The graffitied ruins stand hidden within the Pennsylvania woods.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

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

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

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

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