Eccentric concrete mansion and museum designed and built by hand from the inside out.

Once forgotten, this strip of sand was a rare beachside haven for Black Americans in Atlantic City.

World's first "penitentiary," meant to be humane, drove men insane.

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

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

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

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

This elaborate towering structure was once famed for its revolutionary height.

One of the oldest of its kind.

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

Featuring the largest CinemaScope screen in Pennsylvania, this drive-in has entertained moviegoers for more than half a century.

Built in the 1970s, this curious modular home found new life as a sundae-shaped ice cream stand.

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

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

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

There aren't too many operational funiculars around, but Pittsburgh has two!

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

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

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.