Ключевые слова: age, ages, america, ancient, art, carved, depictions, dimension, drawings, et, extraterrestrial, form, history, human, interpret, interpretation, legend, native, north, old, other, period, petroglyph, pictograph, prehistoric, rock, shape, solid, soul, spirit, states, stone, stories, story, symbolic, symbols, time, tradition, traditional, united, wall, west, western, world, wyoming,