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

The Pentagon sits on a former island that was in Virginia at low tide and D.C. at high tide.

Once forgotten and built over, this historic Black cemetery now houses a poignant memorial.

Please don’t anchor your boat onto the Department of Defense’s underwater data cables.

A lone historical marker off the highway and scattered debris are all that remain of this Cold War-era missile site.

The romance of early commercial flight still fills this Art Deco destination.

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

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This simple stone memorial remembers a secret, Geneva Convention-defying interrogation base from WWII.

A former major munitions plant that has been converted into a sprawling art space.

Scenic mount trashmore, Virginia Beach's most curious waterfront still has a couple of secrets.

The taxidermy remains of the most popular pony in children's literature.

A museum dedicated exclusively to aircraft used in the military.

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

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

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.

A double agent hid information for the Soviet Union beneath this bridge for more than 20 years.

This colonial tavern played host to George Washington, Thomas Jefferson, and other famous early Americans.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

America's first federal monument.

The rogue roots are gradually consuming some of the historic marble grave markers.

Collecting 700 years of mechanical death-dealing, the NRA's sprawling gun museum is a revealing testament to the American obsession with armament.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.