▁( rock ▁paint ings ) ▁include ▁la ▁P ied ra ▁P int ada ▁in ▁San ▁Jose ▁Vill an ue va , ▁La ▁Libert ad ▁and ▁the ▁pied ra ▁pint ada ▁in ▁San ▁Is id ro , ▁Cab añ as . ▁The ▁rock ▁pet rog lyph s ▁in ▁San ▁Jose ▁Vill an ue va ▁near ▁a ▁cave ▁in ▁( W alter ▁Th ilo ▁De ining er ▁National ▁Park ) ▁are ▁similar ▁to ▁other ▁ancient ▁rock ▁pet rog lyph ▁around ▁the ▁country . ▁Regarding ▁the ▁style ▁of ▁the ▁eng rav ings ▁it ▁has ▁been ▁compared ▁by ▁with ▁the ▁pet rog lyph s ▁of ▁La ▁Pe ña ▁Herr ada ▁( C us cat lán ), ▁el ▁Let rero ▁del ▁Di ablo ▁( La ▁Libert ad ) ▁and ▁la ▁Pe ña ▁de ▁los ▁F ier ros ▁( San ▁Salvador ). ▁We ▁can ▁add ▁to ▁the ▁list ▁the ▁sites ▁in ▁T iti hu apa , ▁the ▁C ave ▁of ▁Los ▁F ier ros ▁and ▁La ▁C ue v ona ▁both ▁in ▁( ▁C us cat lán ▁). ▁ ▁Arch a ic ▁Period ▁ ▁Native ▁Americans ▁appeared ▁in ▁the ▁Ple ist oc ene ▁era ▁and ▁became ▁the ▁dominant ▁people ▁in ▁the ▁Lith ic ▁stage , ▁developing ▁in ▁the ▁Arch a ic ▁period ▁in ▁North ▁America ▁to ▁the ▁Form ative ▁stage , ▁occup ying ▁this ▁position ▁for ▁thousands ▁of ▁years ▁until ▁their ▁dem ise ▁at ▁the ▁end ▁of ▁the ▁ 1 5 th ▁and ▁ 1 6 th ▁century , ▁sp anning ▁the ▁time ▁of ▁the ▁original ▁arrival ▁in ▁the