Island ghost town detailing Flagler's folly in building the Overseas Railroad.

A monument celebrating the idea of reaching inaccessible places.

The highway's southernmost spot is a beloved local attraction.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

One of New Jersey's oldest surviving buildings still bears the mark of our former British overlords.

This tiny structure was built by the creator of the Brooklyn Bridge.

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

This bell is one of the last remnants of the lost city of Triadelphia.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

A giant light 13 feet high shines near Thomas Edison's old Menlo Park lab.

The boulder on which Alexander Hamilton laid his head as he died can still be visited on the New Jersey coast.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

The dairy farm in upstate New York where nearly half a million people gathered for three days of peace and music in 1969.

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

A toxic ghost town sitting atop a massive coal fire.

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

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

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

In an odd geographic anomaly this city borders two different states on opposite sides of town.

This grave marks the final resting place of a legendary frontiersman... unless it doesn't.

This huge clock made of flowers and simple machinery was once used a political weapon.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

This 19th century mansion façade adorned with immigrant patriotism is a symbol of Louisville’s history.

Beautiful waterfalls grace a canyon visibly torn by a violent tornado.