The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

The curiosities and wonders of pharmacy in a delightful historic building.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The mystic whose incorrupt corpse still attracts the faithful.

2300-year-old Roman road connecting the empire.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

The iconic D.C. restaurant where the Cuban Missile Crisis was negotiated, now a Walgreens.

Disks are rolled out onto the south lawn to absorb the impact of Marine One's wheels like giant coffee coasters.

Washington's iconic carousel has a nice piece of Civil Rights history.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

An obscure federal monument honors the French diplomat who served as Ambassador to the U.S. during WWI.

Before Nixon, "watergate" meant canals.

The elevator that makes it possible to fly American flags in bulk over the U.S. Capitol

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

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

Need a hardcopy of the 50-title Code of Federal Regulations? This is the place.

A historic arena where the Beatles played their first concert in the U.S.

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

Decades before the scandal, this staircase on the river was a literal "water gate."

Seemingly unremarkable items like empty sushi trays, chef hats, and freshness stickers are being preserved so future generations can look back on this beloved cultural import.

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

The most accurate timepiece in the world.