Goblin Valley State Park, Emery County
Photographer: Gregg Beukelman © 2018
Weathering and erosion of the Jurassic-age Entrada Sandstone forms a fantastic array of stone structures locally referred to as “goblins.”

Timber Canyon, Duchesne County
Photographer: Ryhan Sempler © 2018

Uinta Mountains, Daggett County
Photographer: Emily Kleber © 2018
Evening light in the eastern Uinta Mountains illuminates receding storm clouds and the snow-covered Oligocene-age Bishop Conglomerate in the valley below.

Cedar Mesa, San Juan County
Photographer: Tyler Knudsen © 2017
An overhanging ledge of Permian-age Cedar Mesa Sandstone protects ancestral Puebloan ruins in Road Canyon. The informally named “Fallen Roof” ruin owes its name to the prominent spalling and collapse of thin sandstone slabs from the overhang’s ceiling.

Salt Lake Valley from Ensign Peak, Salt Lake County.
Photographer: Mike Hylland © 2017

Poison Spider Mesa, Grand County
Photographer: Ben Erickson © 2017
Located along the Colorado River near Moab, Longbow Arch is an example of the delicate beauty of wind-sculpted rock. The arch spans 60 feet in the Jurassic-age Navajo Sandstone.

POTD October 4, 2017: Yant Flat, Washington County
Photographer: Tyler Knudsen © 2017

Western Garfield County
Photographer: Bob Biek © 2017
Basaltic lava flows produce stark, bouldery slopes near Panguitch Lake. The rugged, blocky lava flows are among the youngest in Utah, and erupted from nearby Miller Knoll cinder cone and adjacent vents.

POTD September 12, 2017: Goblin Valley State Park, Emery County
Photographer: Paul Inkenbrandt © 2017

Cedar Breaks National Monument, Iron County
Photographer: Ken Krahulec © 2017
Headward erosion into the Markagunt Plateau has created the spectacular badlands of the Cedar Breaks amphitheater. The brightly colored rocks of the Claron Formation include limestone, mudstones, sandstone, and conglomerate deposited in streams and lakes around 50 million years ago, as well as ancient soils developed in these deposits.