POTD June 24, 2013: Arches National Park, Grand County, Utah
Arches National Park, Grand County Photographer: William Lund Delicate Arch is formed of Jurassic-age sandstone—the Slick Rock Member of the Entrada Sandstone (base and pedestals) and Moab Member of the Curtis Formation (bridge). With a horizontal span of 32 feet and a vertical span of 46 feet, Delicate Arch is small compared to many other […]