Legends surround this jagged rock formation in the New Mexico desert.

These aggressively sustainable art homes look like something out of 1970's science fiction.

A multi-storied adobe complex has been inhabited for more than a thousand years.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

The remains of Abó, Gran Quivera, and Qurai are monuments to the long, complicated history of the Indigenous people of the Southwest.

The winter home of thousands of beautiful snow geese and sandhill cranes.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.

High in the Sacramento Mountains, a facility dedicated to studying the sun.

This cheery fruit farmer welcomes visitors to a classic roadside emporium.

This is one really big nut.

The final resting place of the living embodiment of the famous Forest Service symbol.

The site of Billy the Kid’s most famous escape and the end to the Lincoln County War.

This 1950s-era nostalgic roadside New Mexico attraction consists of a quirky curio store and museum embedded into the face of a cave.

A hidden gem, named after a San Franciscan icon, offers spectacular views of the Pacific Ocean.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

This teeny-tiny park built by a San Francisco man in 1962 is mostly stairs.

A shining, cold, black organ lies in San Francisco's financial district.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

This private residence was the template for one of the most beloved television homes of all time.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.