Wikimedi'Òc

NPS cedar-breaks-geologic-map.gif - RKBot

NPS zion-geologic-map.jpg - RKBot

Olivine basalt (Cedar Canyon, Iron County, Utah, USA) 17 (48680331971).jpg - Ser Amantio di Nicolao

Pothole in redbeds (Moenkopi Formation, Lower Triassic; Goosenecks Point along Sulphur Creek, Capitol Reef National Park, Utah, USA) 4 (8433711479).jpg - Ser Amantio di Nicolao