Outdoor exhibits explore the contributions of European, African, and indigenous peoples to American frontier culture.

The system of air guns are fired off remotely to scare any trespassing avians.

The naval commander’s proudest moment in battle is memorialized in this unique tomb at Arlington Cemetery.

The airport was once a Civil War battleground, and the earthwork defenses can still be seen today.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

Born a slave on the Arlington estate, Parks dug the first graves at Arlington National Cemetery, and was buried there, too.

The FBI's urban training course may have the highest fake crime rate in the world.

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

The only place for a truly presidential dram.

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 graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

America's first federal monument.

This stately building in Alexandria, Virginia was built by Freemasons to honor one of their most famous members.

The narrowest house in America is seven feet of pure spite.

This pre-Revolutionary War grist mill ground corn and flour for soldiers in seven American wars.

The oddly shaped, steam-spewing building is now an art studio and gallery.