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

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.”

Conveniently located within binocular range of a nuclear bunker, the "summer camp" area was a painfully obvious spy house.

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

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

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

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

America's second-oldest brick baseball stadium was home to a legendary WWII series that only sailors got to see.

Rumor has it the hot dog stand was targeted by two Russian nuclear missiles.

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

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

Where pardoned turkeys once spent their all-too-brief final days.

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

The U.S. Army's giant warehouse of war art includes Hitler’s watercolors and Norman Rockwell oil paintings.

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

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

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

The remains of a historic plantation nestled in between a parking lot and the rental car return at Reagan National Airport.

This campus chapel is Robert E. Lee's final resting place and a topic of debate about the legacy of the Civil War.

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

Herbert Hoover's "Brown House" rural presidential retreat was a PR disaster amid the start of the Great Depression.

The Kirkland Monument remembers a selfless Civil War hero who braved the battlefield to give water to his dying enemies.

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

The maritime museum that boasts the largest nautical library in the western hemisphere.