Bighorn Sheep circa 900 to 1400 CE, Three RIvers Petroglyph SiteThree Rivers Petroglyph Site, New MexicoGoose circa 900 to 1400 CE, Three Rivers Petroglyph Site, New MexicoPetroglyph panel (300 B.C.E. to 1150 C.E. ) on the trail to Mouse's Tank, Valley of Fire State Park, NevadaUna Vida Petroglyphs, Chaco Culture National Historic Park, New MexicoHandprints panel, House on Fire Ruins, Mule Canyon, Cedar Mesa, Bear Ears National Monument, UtahThree Rivers Petroglyph Site, New MexicoFrog, circa 900 to 1400 CE, Three Rivers Petroglyph Site, New MexicoThree RIvers Petroglyph Site, New MexicoPetroglyph panel (300 B.C.E. to 1150 C.E. ), Atlatl Rock loop trail, Valley of Fire State Park, NevadaSego Canyon, Barrier style pictographs,  (6000 B.C. - 100 B.C.), THompson Wash, UtahSego Canyon, Barrier style pictographs,  (6000 B.C. - 100 B.C.), THompson Wash, UtahPetroglyphs, Chaco Canyon, New MexicoHohokam Petroglyphs, circa 300 to 1450 CE, Saguaro National Park, AZHohokam Petroglyphs, circa 300 to 1450 CE, Saguaro National Park, AZHohokam Petroglyphs, circa 300 to 1450 CE, Saguaro National Park, AZPetroglyph panel (300 B.C.E. to 1150 C.E. ), Atlatl Rock loop trail, Valley of Fire State Park, NevadaPetroglyph panel (300 B.C.E. to 1150 C.E.) on the trail to Mouse's Tank, Valley of Fire State Park, NevadaPetroglyph panel (300 B.C.E. to 1150 C.E.) on the trail to Mouse's Tank, Valley of Fire State Park, NevadaPetroglyphs, Atlatl Rock