Tag Archive for: Photo of the Day
Grand Staircase–Escalante National Monument, Kane County, Utah
Photographer: Tyler Knudsen
Powerful and turbulent flash floods carved this convoluted slot canyon into the Jurassic-age Navajo Sandstone along Willis Creek. Differential weathering of alternating weak and more resistant sandstone layers formed the horizontal grooves etched into the canyon’s walls.
Mirror lake, Uinta Mountains, Duchesne County, Utah
Photographer: Ken Krahulec
Mirror Lake nestles among 11,000-foot peaks of the western Uinta Mountains. The rocks of the Uintas, consisting largely of sandstone and shale of the Precambrian-age Uinta Mountain Group, contain microscopic bacteria nearly 800 million years old that likely represent Utah’s oldest fossils.