This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

A convincing little bit of ancient Egypt smack dab in Richmond, Virginia.

A small Richmond island dotted with the remnants of hundreds of years of history.

The skeletal white beams stand as a monument to religious dissent.

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

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

This nine-story building is the oldest standing skyscraper in D.C.

D.C. once had its own tiny rival to the New York Stock Exchange.

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

The discovery site of the "Capitalsaurus," the official dinosaur of Washington, D.C.

‘Bush the old fire dog died of poison July 5th, 1869. RIP.’

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

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

Giant acorn-shaped 19th century gazebo from which suburban Washingtonians gazed upon the original "silver" spring.

The rooster who crossed the road lives on forever in Takoma Park, Maryland.

A benevolent, 16-foot-tall river dragon lives on a suburban lawn.

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

The national park was once a plantation estate.

This former asylum for Black Americans is haunted by its history of violence and racism.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

An extensive, if one-sided, history of U.S. law enforcement's war on drugs.

It was once the base for a series of domestic terror attacks.