The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

The largest burial mound in the United States holds the remains of prehistoric West Virginians.

After covering almost 1.5 billion acres, the survey's still not finished.

A storybook church made from a mesmerizing medley of multi-colored stones.

A larger than life statue of a steelworker keeps watch over a closed steel mill.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

First a root beer ad, then a golf course clubhouse, and finally a massive teapot.

Memorializing an American tragedy of massive proportions.

Steepest flood safety railway in the entire world.

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

This historic furnace was once used to produce cannonballs during the Civil War.

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

The site of the little-known Pennsylvania battle that sparked the Seven Years' War.

A star fort along the C&O Canal in western Maryland that protected America in three wars.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

Built by the patriotic residents of Boonsboro in a single day.

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

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

Nothing says indulgence like a 1,500-pound chocolate castle.