Mysterious rocks that ring musically when struck.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

In which a local geological marvel becomes a quaint roadside attraction.

This collection honors the iconic, and proudly American lighter that just won't quit.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

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

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

Yo, Adrian!

Nothing says indulgence like a 1,500-pound chocolate castle.

Where the famed frontiersman was born, raised, and survived Quaker intrigue

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

A park in a small Pennsylvania town is home to an original sculpture by one of its native sons, legendary artist and activist Keith Haring.

Designed by the company that provided water to the entire community.

Dedicated to one of the most successful boxers to compete in the heavyweight division.

One of the world's oldest continually operating bookstores.

This vintage short line in Amish country runs passenger steam train excursions and still hauls freight.

Come for the history lesson, stay for the mule-pulled boat rides.

A giant telephone commemorates the last "crank" call ever made in the U.S.

A century after his death, this covered bridge still calls to mind the plein air painter who loved it.