A tribute to the pop culture icon overlooks this Washington D.C. intersection.

The word "Watergate" will forever be associated with the infamous scandal in 1972, but this fountain is famous in its own right.

A portal into the bricked up canal that runs through the heart of Washington D.C.

The National Park Service’s best-kept secret with views that rival any in D.C.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

"Congress may voluntarily remain in session throughout the summer, in order that our Congressmen may be protected from the intolerable discomforts and dangers of the ordinary outdoor weather!”

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

Behind an abandoned storefront is an example of pioneering 1930s gas station architecture.

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

Also known as the Founding Church of Scientology.

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

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

100 years later, they're still down there.

Before founding the American Red Cross, Clara Barton had a tremendous humanitarian impact by locating thousands of missing soldiers.

Art deco landmark on the outskirts of Washington, D.C.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

Before Nixon, "watergate" meant canals.

Washington's top-secret Cold War-era doomsday communications tower is located in a small neighborhood park.

A historic ruin just 20 feet away from a busy highway onramp.

This sandwich shop has a century-old elevator behind a sheet of plexiglass.

The first presidential bomb shelter was located in an old vault under the Treasury, connected to the White House via tunnel.

This robust fence in front of a historic Georgetown home is likely made from hundreds of recycled Revolutionary War firearms.

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

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