Where the oil industry began.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Mysterious rocks that ring musically when struck.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

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.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

Narrow gorges and deep pools created by long-ago glaciers.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

A local prank turned town icon.

This demolished goliath of American industry once loomed over the depressed town it once made thrive.

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

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

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

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

A field of nothing but boulders which resembles a giant's gravel driveway.

It would take 35 firetrucks to fill this enormous glacial pothole.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

This jail which was in service for over a century is now open for curious visitors.