A mysterious "wedding cake" castle in the middle of the urban desert.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Instead of faces, these sculptures have barcodes—statements on societal dehumanization.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

Rippling sand dunes frozen in the Arizona rock.

The eroded core of an ancient volcano is now accessible by a short hike.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

This small, unassuming street is now a canvas for color and creativity.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

Magical-looking cottages that inspired one of the most famous animated films ever.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

"Looks so real, it's scary!"

One of the world's longest murals depicts the history of diversity in Los Angeles.

According to legend it was a nap taken under this tree that kicked off the California Gold Rush.

A beautiful but toxic fountain of mercury.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.