America's first federal monument.

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

The site of the climactic scene from the classic horror film is now a historic landmark.

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

This poor little statue is the most vandalized memorial in Washington.

A hidden passageway now marks the site of an assassination attempt on Ronald Reagan that some say broke a 140-year-old curse.

The sculptor was instructed to add “stallion attributes” to the general's bronze mare.

This nearly abandoned town was once a thriving mining community until a series of fires.

All that remains of this once-booming mining town are the ruins of a saloon.

Community owned and operated, this property is home to a diverse set of nudists.

Beneath a Virginia City bar is the entrance to an abandoned gold mine.

Back in the day everyone who was anyone played this historic western theater.

These once-beautiful historic graveyards are set against the barren Virginia City hills.

An old-timey medicine shop that once served Chinese laborers during the Gold Rush is still open for business to this day.

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

Erroneously called the world's tallest flagpole, this landmark is devoted to "good neighborliness."

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

What began as an illegal art installation has become a symbol for unity, ocean awareness, and coastline preservation.

The disdain for this dysfunctional dam is reflected in a giant pair of scissors painted on the concrete face.

Inky sludge oozes to the surface of this beach thanks to a rare natural tar seep.

The first attack on the continental U.S. during WWII occurred off the coast of a quiet California golf course.

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

This old-fashioned carhop restaurant gave the world the waffle cone.