fs1856lax palatki grotto panel 15 dstretch lax - 3d model fofsedona 187fcd0 small portion complex series archaic sinagua yavapai apache rock art elements superimposed one another visible initials historic dating between 1899 1907 uses same input photographs used fs1856 but they have been processed algorithm enhance color variations determining types paint superposition part ongoing project evaluate younger imagery over older petroglyph scratching additional information red district coconino forest can found following web sites http wwwsedonaredrocktrailsorg wwwfsusdagov recmain recreation volunteer opportunities including creation models other projects wwwfriendsoftheforestsedonaorg