This haunting tombstone comes complete with a heartbreaking story of love and loss.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Dr Barnes' $25 billion private collection of art and arboretum.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

Mural made of 100,000 pieces of hand blown glass, and one of the largest glass murals in the US.

The first American department store, and home to the largest operating musical instrument in the world.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

Huge masonic hall in Philadelphia with lavishly themed rooms.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Visible below the waves are memorials to the city's Gold Rush dead.

Furniture tries to escape an abandoned building in San Francisco.

San Francisco's newly reopened hands-on science museum.

Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

Only hotel where you can legally launder money.

Early prototype for Frank Lloyd Wright's Guggenheim.

A white oak with property rights.

Secret gardens just a few miles from downtown Atlanta.

The world's first time capsule lies behind a welded steel door in Atlanta.

3/4-scale model of the White House in Atlanta, Georgia.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.