An oft-overlooked, magically musical monolith that stands majestically between Arlington Cemetery and the Iwo Jima Memorial.

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

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

These unusual rooms on wheels are holdovers from the 1960s.

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

Just outside the Naval Academy, Hell Point is a historical marker that could easily be the point where failed students wait for the bus.

This statue honors the author's groundbreaking family story.

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

A total of 14 men held the title of "president" before George Washington—their historical legacies are enshrined in the lobby of a hotel.

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

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

A tribute to the beloved, kind-hearted "homeless mayor" of Silver Spring.

The famous bell was secreted away and hidden in a church in Allentown during the British occupation of Philadelphia.

A failed piece of Orientalism has become the proud symbol of a community.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

This giant, rotating globe was built to celebrate the expansion of a company that makes steam cleaners and pressure washers.

This dramatic rail curve was once the target of a failed Nazi attack.

This quarter-mile tunnel under the Bluff in Pittsburgh bends at a 45-degree angle.

An imposing pair of sphinxes stand guard outside this Egyptian Revival tomb.

This spot memorializes one of the greatest plays in NFL history, unless you happen to be a Raiders fan.

This public park was the site of the largest civilian disaster of the Civil War.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

Once the supplier for noteworthy projects like the National Cathedral, this old brickworks now lies abandoned.