Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

FDR hoped to find a cure for polio in this Georgia town's warm springs.

The remnants of the fortress that saved Georgia from the Spanish still stand guard on their swampy island.

This titanic steel chain linking two buildings was installed without permission but instantly beloved.

A quirky Poe-themed joint on an island keen to celebrate its overlooked connection to the famous writer.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

Two flush headstones mark the only known graves to be embedded in an airport runway.

At 207 feet, one of the world's longest continuous escalators.

The resting place of a Civil War celebrity's amputated limb.

Eat like a bird in a bamboo nest.

A gorgeous gilded tower houses what may be the world's largest collection of gin.

A public urinal so pretty, it was declared a national monument.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

World-famous, Pink's still manages to keep its prized cult fetish status.

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

A home built with marble tombstones from the graves of 2,200 Union soldiers buried in a Virginia cemetery.

The sophisticated hydraulic system of the Nazca civilization.

A lavish 16th-century mansion filled with spectacular staircases, fantastic frescoes, and gorgeous gardens.

The world-record holder for the longest bridge stretching continuously over water.

The only rotating bar in New Orleans has been slowly spinning since 1949.

The final resting place of New Orleans' most famous voodoo priestess.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.