Once used by British troops to gather water prior to the Battle of Bladensburg.

One of the few remaining Rosenwald Schools left in Virginia.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

Garments from across the globe call this hidden gem home.

Designated as an Underground Railroad research site.

If you visit the burial place of King Frederick the Great, you'll likely find a couple of potatoes sitting on his tombstone.

One of only two sites in the United States containing the remains of Buddha.

A miniature version of a legendary Dutch boulder.

Despite its extensive history, this fort saw little to no combat.

The remains of a German plane still sit in the Norwegian wood where it crashed in 1942.

A unique marker erected during the 18th century.

This remote Montana battlefield is the site of the Nez Perce Flight of 1877.

The first lookout in Yosemite.

Designed to commemorate the founding of the first settlement in Delaware.

This historic Massachusetts tavern played a critical role in the start of the American Revolution.

This former smelter is a crumbling ruin, with the exception of its towering smokestack.

This forgotten beach house built to look like a Frank Lloyd Wright masterpiece overlooks a hidden beach.

The arboretum whose marshy soil sucked up the dreams of housing developers.

Elaborate hand-carved wooden clocks two brothers made in their spare time are on display at this handsome little museum.

A mother’s sweet tradition lives on with this unique memorial.

The oldest house in Galena, Illinois, now is a reminder of when this city was the world's lead mining capital.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

The location where the famed author and abolitionist began his journey to freedom.