Geology in Arizona

Discover 18 places to experience unusual geology in Arizona.

Chinle, Arizona

Canyon de Chelly National Monument

Red sandstone structures dominate this landscape, which has been inhabited for some 5,000 years.

Tuba City, Arizona

Moenave Dinosaur Tracks

One of the most extensive and well-preserved collections of dinosaur footprints in North America.

Arch Canyon Trail

A strenuous, unofficial trail leads to spectacular views in one of America's most remote national monuments.

Rimrock, Arizona

V Bar V Heritage Site

The largest and most well-preserved petroglyph site in the Verde Valley.

Willcox, Arizona

Heart of the Rocks Loop

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

Flagstaff, Arizona

Red Mountain

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

Littlefield, Arizona

Glitter Mountain

This old selenite mine is dotted with tiny crystals that make it shimmer like it's covered in glitter.

Colossal Cave

Legend says train robbers stashed their gold within the depths of this unusual cave.

Grand Falls

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

Grand Canyon Village, Arizona

Powell Memorial

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

Tucson, Arizona

Tucson Mineral and Gem World

A natural history wunderkammer in the middle of the desert.

Flagstaff, Arizona

Roden Crater

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

Littlefield, Arizona

Pumpkin Spring Pool

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

Peach Springs, Arizona

Grand Canyon Caverns Underground Suite

One of the largest, oldest, darkest, quietest motel rooms in the world.

Winslow, Arizona

Meteor Crater

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Flagstaff, Arizona

Coconino Lava River Cave

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