The replica western town of Shadowhawk was built by a former Hollywood actor in Smithfield, North Carolina.

The taxidermy remains of the most popular pony in children's literature.

The solitary grave of a schooner captain killed by lightning while serving biscuits.

The Aldie Gristmill was once the largest factory of its kind in Loudoun County.

This former asylum for Black Americans is haunted by its history of violence and racism.

This abandoned sea fort has become an accidental bird sanctuary.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

Evidence of a long-ago crush remains scratched into the glass at this historic Maryland House.

The Pentagon is so large that it was planned like a city, complete with internal highway infrastructure.

The secret city built by the Manhattan Project.

One of the Cemestos prefab homes built to secretly house thousands of Manhattan Project workers.

This beloved American snack was conceived by a hungry coal miner.

An abandoned town is hidden in Great Smoky Mountains National Park.

A historic dam made famous for its turbines and feature in a Hollywood classic.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

An ode to "The Queen of Appalachia."

Live long and prosper in Tennessee.

Founded in 1925, this folk school attracts students from across the country and preserves traditional Appalachian art.

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

This 19th-century building inadvertently preserved the handprints of its builders within its walls.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

The U.S. Army's giant warehouse of war art includes Hitler’s watercolors and Norman Rockwell oil paintings.

The well-preserved remnants of a bridge that once made up a WW1-era military railroad.

A piece of the Ludendorff Bridge, also known as Remagan Bridge, calls this military base home.