A water pumping station disguised as a residential home to assuage concerned neighbors now tricks most passersby.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

Built by the patriotic residents of Boonsboro in a single day.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

The remains of a historic plantation nestled in between a parking lot and the rental car return at Reagan National Airport.

In the woods of New Jersey lie the ruins of a munitions village abandoned after World War I and the remnants of a 1920s wooden racetrack.

The pits used to load the nuclear bombs onto the aircraft that dropped them over Hiroshima and Nagasaki at the end of World War II.

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

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

America's Most Wanted's set resides in this tribute to the history of crime and punishment.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

A feminist who put a pretty face on suffrage when she rode a horse through the Capitol.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

An old abandoned mining town in The Adirondacks where Theodore Roosevelt first learned of the shooting of President William McKinley.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

Herbert Hoover's "Brown House" rural presidential retreat was a PR disaster amid the start of the Great Depression.

They sort through millions of dollars worth of diplomatic gifts on behalf of the government.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

A monument marks the location of the first successful steamboat demonstration.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

Bizarre Cavern.