This New Orleans boutique and nursery specializes in rare flora, with a focus on carnivorous plants.

Site of a former hidden treehouse in New Orleans.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

After the oysters have been shucked, and the restaurant's been shuttered, the terrazzo sidewalk from the 1940s is all that remains.

Anne Rice, one of the most influential writers in gothic literature, is buried alongside her husband in a New Orleans cemetery.

An artist weaves "wooden quilts" with scraps salvaged from his Katrina-damaged home in Tremé.

The first patented shaved-ice machine heralded a snowy wonderland of iced treats at a favorite New Orleans summer shack.

Parts of the civil rights movement unfolded in this historic eatery, helmed by the "Queen of Creole Cuisine."

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

Introducing the Green Fairy to her fawning masses.

The remnants of sheer survival in Dublin's monastery district.

The nearly 120-year-old piece of pork wears a brass collar and was once a man's "pet ham."

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

A folk art mecca famous among outsider art fans.

A sculptor's dream castle turned fantastical ruin.

There’s a hidden military meme engraved on the World War II Memorial.

An obscure public service from the U.S. government that redeems burnt, moldy, and soiled old greenbacks.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

Home to items never before seen by the public.

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.

The former home of the man whose radical ideas changed the nation.

The only place for a truly presidential dram.

Taste the white whiskey that the United States' first president once distilled and enjoyed.

The U.S. Army's giant warehouse of war art includes Hitler’s watercolors and Norman Rockwell oil paintings.