Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

A historic coal mine that doubles as a museum and tourist attraction.

America's post-nuclear-attack chambers of Congress.

The first statue of Christ sleeping on a bench in the United States confused its affluent parish.

Andy Griffith's hometown has made itself up to look like the fictional town of Mayberry.

The tragic reality of a town riddled with rumors of haunts, chemical spills, and serial killers.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

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

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

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

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

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

This small museum is kept in a house that was integral to the genesis of Uncle Tom's Cabin.

The largest ancient burial mound in Ohio.

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

Deep scars on the earth left by the Ice Age.