Cottonwood trees displaying colorful fall leaves stand below Castleton Tower, the Priest and Rectory, and other features in Castle Valley, Utah.

A pastel autumn sky reflects in Warner Lake while snowcapped Haystack Mountain watches over aspen trees just starting to show signs of fall in the Manti La Sal Wilderness near Moab, Utah.

Sunset illuminates rain fingers above the Moab Rim and colorful autumn aspen trees from a viewpoint high in the La Sal Mountains near Moab, Utah.

Sunset casts a warm glow upon sandstone fins in the Behind the Rocks Wilderness area with the La Sal Mountains in the background, as seen from Posion Spider Mesa near Moab, Utah.

Mill Creek rushes over Faux Falls into a plunge pool and then cascades over a series of stones on a warm spring day near Moab, Utah.

Castle Rock stands defiantly against an approaching storm in Castle Valley, Utah.

A stormy sky develops over Monitor and Merrimac Buttes near Canyonlands National Park, Utah.

Clouds fill the sky at sunrise above desert towers in Shafer Canyon as seen from Marlboro Point near Moab, Utah.

An assortment of desert wildflowers including prickly pear, globemallow and prince's plume bloom alongside the Colorado River below the La Sal Mountains and Fisher Towers at sunset near Moab, Utah.

Gambel oaks recovering from a wildfire display incredible color in the La Sal Mountains near Moab, Utah.

A storm gathers in the skies above Shafer Canyon near Moab, Utah.

Storm clouds dissipate as late afternoon light filters into Kane Creek Canyon near Moab, Utah.

A little known waterfall near the town of Moab, Utah rushes over slickrock ledges below dramatic sandstone peaks.

A boulder perched precariously atop a hoodoo defies gravity at sunset near Hurrah Pass, Utah.

The sun peeks out from behind Cable Arch in the Behind the Rocks Wilderness Area near Moab, Utah.

The Fisher Towers bask in the last rays of warm sunlight on a stormy evening outside Moab, Utah.

A large pothole filled with rainwater and sandstone buttes form an interesting scene at sunset near Moab, Utah.

Chimney Rock towers over a the desert floor where rough mules ear and dwarf lupine wildflowers are blooming from a sand dune near Moab, Utah.

Raindrops glisten on a fallen yellow aspen leaf in the La Sal Mountains near Moab, Utah.

A waterfall crashes into a slot canyon along Professor Creek near Moab, Utah.

What's left of the post office at Cisco, Utah stands haphazardly among a landscape of ruin.

The Dolores River flows below sandstone cliffs glowing in the minutes after sunset near Moab, Utah.

Evening light falls on Tuk Arch framing the snowcapped La Sal Mountains deep in the backcountry of the Behind the Rocks Wilderness near Moab, Utah.