In this relatively flat state the highest point is an honored place.

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

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

An abandoned stretch of highway, deteriorating next to the operational one.

This rural community has attracted both scientists and techno-refugees due to its federally-mandated lack of technology.

The world's largest fully steerable radio telescope.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

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

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

An abandoned, rusty old relic of railroad history stands at attention over the Cuyahoga River.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

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

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.

For decades, this waterfall remained hidden because of an artificial dam.

This claimant to the title of "smallest church in the 48 states" doubles as an equally tiny, quasi-post office.

This beautiful stone arch bridge wasn't even expected to stand for one day, but people have been crossing it for centuries.

The highest point in Maryland is only accessible by hiking through another state.

A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

The site of the little-known Pennsylvania battle that sparked the Seven Years' War.

The penultimate and final resting places of British General Edward Braddock—minus a few bits and pieces.

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

This university transit system is a 1970's vision of the future.