Current docking place of the SS United States, the fastest transatlantic ocean liner.

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

These disused steel furnaces are now haunting ruins that may one day be a national park.

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

This picturesque stream was up until recently the site of a ten story mountain of slag and sewage.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

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

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

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

This might just be the TARDIS of bookstores.

Erected in 1697 this Philadelphia bridge is the oldest surviving roadway bridge and perhaps the oldest stone bridge in the United States.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

Where the oil industry began.

According to local myth this cemetery is half evil spirits, half good—split down the middle.

This stately 19th century library pushed architectural boundaries at a time when the public library movement was just taking off.

A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

The oldest surviving botanic garden in the United States.

America's first serial killer rests in anonymity.

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

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

A pyramid commemorates the birthplace of James Buchanan, the 15th president of the United States

One of the oldest surviving lock houses on the Ohio River.

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