The Lincoln Memorial has inspired many, even though a word on the inscription appears to be spelled incorrectly.

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

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

This lifelike sculpture of a policeman serves as a helpful reminder to watch out for crossing pedestrians.

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

This rudder is one of the few remnants of a shipyard that once operated on the banks of the Potomac River.

Long buried under the 20th-century landscape, this lift lock of the Alexandria Canal is the lone remnant of an ambitious early American transportation project.

Once a sewer culvert, this road tunnel now offers cyclists and pedestrians a subterranean stroll under the C&O Canal.

Every drop of D.C. tap water flows through this old waterworks.

The first national memorial to honor all women suffragists stands on land where suffragists were once imprisoned.

This unique structure is the only one of its kind in Virginia.

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

America's first federal monument.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

This homestead was occupied by Union soldiers, who believed the owners were signaling Confederate forces.

A small brick parlor house and artist's studio located in the wilderness is surrounded by imposing suburban palaces.

A weathered, American Foursquare-style house originally built for lumber merchant William Wimsatt.

This field of concrete was once an active defense site armed with nuclear warheads.

The last of nine massive kilns that produced many of the red bricks for buildings in Washington, D.C. and northern Virginia in the early 20th century.

This church is known as "The Home Church of George Washington and George Mason."

The oldest arched-covered bridge in Virginia has truly withstood the test of time.

Home of a 28-foot tall stalagmite known as the War Club.

This abandoned school has had many lives since the early 1900s, and all of them doomed.