This plaque celebrates the sister city relationship between Fredricksburg and Fréjus.

The site of one of the deadliest skirmishes during the Battle of Fredricksburg.

Constructed by the younger brother of George Washington.

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

The location where the American Revolution ended.

This homestead was occupied by Union soldiers, who believed the owners were signaling Confederate forces.

The hide of Stonewall Jackson's equine sidekick is on display not far from where the ashes of his bones are buried.

For nearly a year, General Ulysses S. Grant was based here during the American Civil War.

One tiny triangular park commemorates the victims of a yellow fever epidemic—many of whom are buried right below the grass.

Volcanic stone sentinels stand watch at a Korean Bell Garden in Virginia.

The oldest arched-covered bridge in Virginia has truly withstood the test of time.

A diminutive plaque recalls the treetop sniper who almost killed Abe Lincoln.

Senators used to relax in the nearly forgotten marble tubs now hidden in the U.S. Capitol Building's basement.

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

The hidden offices underneath Memorial Bridge have been locked up since 1976.

Overshadowed by quilts, the artistry of these patterned textiles went underappreciated for too long.

An ode to filmmaker George A. Romero, who used the mall to film an iconic horror movie.

A private residence adorned with a gorgeous mural dedicated to the buzzing insect.

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.

Where the oil industry began.

A preserved 18th century homestead in Western Pennsylvania marks the spot where the Whiskey Rebellion began.

The residents of this ominous-sounding street in Pennsylvania liked its name so much they fought to keep it.