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

A much-maligned monument to teetotalism.

An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.

A memorial to an ill-fated Arctic expedition pursued by the U.S. Navy.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

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

The first memorial dedicated solely to the Black troops who fought for the Union.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

Experience the pivotal Civil War battle at this interactive museum.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

One artist’s scheme to expand museum viewing hours into the evening led to the illumination of an entire city.

This scenic Maryland park was the site of one of the worst prison camps of the Civil War.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Home to items never before seen by the public.

There’s a hidden military meme engraved on the World War II Memorial.

Look closely and you’ll notice that the color changes a third of the way up the tower.

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.”

The boy drummer who became the last surviving Maryland soldier of the Revolution

A touching tribute to a local hero who made sure his neighborhood stayed clean.

This memorial honors five journalists who were killed in a mass shooting in 2018, and affirms the importance of the first amendment.

A mural honoring two trailblazing Supreme Court Justices—Thurgood Marshall and Ruth Bader Ginsburg.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

A striking memorial to the 21 lives lost in an explosion at the Washington Arsenal