A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

This sprawling farm was once a Cold War-era hideaway for the nation's top diplomats.

In order to save this beloved rock, locals blew it up and put it back together piece by piece.

This boulder with a 200-word legal dedication to God has remained hidden in the woods for over 150 years.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

This massive boulder is inscribed with the story of a sensational hostage negotiation dating back to Colonial times.

The haunting history of a little girl lost.

This miniature feudal castle was built on a whim to honor a US Navy pioneer.

This historic cemetery is filled with markers that look more like candy than was likely intended.

This little-known rival to the Library of Congress houses one of the largest collections of pre-1876 American books, newspapers, and manuscripts.

On a side street near the interstate is the building where the famous anarchist once owned an ice cream parlor.

This wooly sculpture supposedly marks the birthplace of a famous nursery rhyme, or not.

One of the oldest baseball fields in continuous use has been hosting games since 1878.

This dam in the woods, built by Henry Ford with only manpower and oxen, holds no water and serves no purpose.

This classic red schoolhouse is said to have been where Mary and her little lamb went to school.

This railroad tunnel was once the longest in Massachusetts.

One of the largest public collection of historic armored and military vehicles in North America.

America's "second most important bell" is a contentious spoil of the Civil War.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

Home of the physician who set the leg of John Wilkes Booth after the Lincoln assassination.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

The ruins of this long-abandoned unsuccessful gold mine can still be found.

This pun was simply waiting to come to life, and one defense contractor made it so.