An artsy hidden staircase leads to breathtaking views of San Francisco.

One of the world’s largest living advertisements is made out of pine trees.

A provocative museum dedicated to the genre and the harsh realities that inspired its origins.

The only subterranean ping pong table in Atlanta.

A hidden oasis just two minutes from downtown Atlanta.

An old bank vault in Atlanta is now the eternal shrine to the King of Rock and Roll.

One of the world’s largest collections of paper memorabilia chronicles 4,000 years of papermaking.

Beside some power panels, a plaque celebrates the history of an alternate world.

The Battle of Atlanta in 360 degrees, featuring a corpse that bears a striking resemblance to Clark Gable.

Suspended above the ground in a thicket of towering Georgia trees is a modern architectural wonder.

This small cemetery is all that remains of Atlanta's first Black communities.

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

This stone is a marker of one millionaire's personal vendetta against gravity.

Atlanta's strange assortment of concrete pillars inspires reflection in some, confusion in others.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Secret gardens just a few miles from downtown Atlanta.

The largest cemetery in the American Southeast is a hidden gem near the heart of Atlanta.

An underground magnet for ever-changing street art.

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

A marine aquarium with an astounding variety of fish hides in the basement beneath the famous Palm House.

"Purveyors of traditional sweets and vintage treats."

A wonderfully preserved example of London's 1960s-style high-density, low-rise public housing.

Its collection includes a broad array of social, geographic, graphic design, and political history.

This peaceful park with centuries of history hides in an overlooked section of South London.