This small petroglyph that looks like a spaceman (well, to me at least) along the Parade of Rock Art Trail in Fremont Indian State Park has been identified as being carved there by Paiutes, most likely in the late 1880s.
Archaeography
Archaeology: The study of human history and prehistory through the excavation of sites and the analysis of artifacts.
Photography: The art or practice of taking and processing photographs.