ancient rock art. close-up. altai. kalbak tash

rock geology relief carving art pattern ancient close-up altai kalbak tash flat weathered stone carved drawings animals people hunting scenes primitive art paintings human animals stone flat cave painting neolithic carvings kalbak-tash scene cult place altai drawing hunting ancient weathered animal carved carving deer primitive symbols rock hunter open air drawings petroglyph petroglyphs siberia aged grunge natural wall old backdrop closeup textured rough surface brown abstract pattern texture background