Stumps of an Ice Age forest, visible only at low tide.

A 12,000-year-old bog boasting rare plants and fauna.

This small stone chapel is a hidden gem just outside the University of New Hampshire campus.

An amazing example of Federal-period architecture, truly unique to this region of the state.

A small granite block at this monument's base is the only part of Lincoln's Tomb outside of Illinois.

Although built to generate electricity for Marylanders, this dam has become an all-you-can-eat buffet for American bald eagles.

An unusual and eclectic collection of local historical memorabilia.

The longest covered bridge in Delaware.

This Art Deco service station has been providing tune-ups and turning heads for close to a century.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

Overshadowed by quilts, the artistry of these patterned textiles went underappreciated for too long.

A dozen U.S. presidents have stayed at the historic resort, which was known as James Buchanan’s “Summer White House” from 1857-1861.

Berkeley Hot Springs presents to you "the only outdoor monument to presidential bathing."

Catch a ride through the Pennsylvania countryside on this historic narrow-gauge railroad.

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

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

At this small shop off a dirt road in the forest, the specialty is eel the owner caught and smoked himself.

Visitors to Salt Springs State Park are encouraged to literally put their two cents in Penny Rock.

A planned settlement in Pennsylvania once housed the aristocratic refugees of the French Revolution.

Home to an eclectic collection of over 200 vintage motorcycles, Americana, and some of the most extraordinary antiques from all around the world.

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

The only geyser in the state of Pennsylvania is caused by pressure from an abandoned coal mine outside of the ghost town Centralia.

Beautiful views of the surrounding hills and birds of prey can be found at this sanctuary.

The famous bell was secreted away and hidden in a church in Allentown during the British occupation of Philadelphia.