By Nicolle Howard ITWPA Member What looks like a pile of rocks to us today is a means of communication to a prehistoric civilization. What exactly they are communicating remains a mystery. Engraved on the black basalt stones a person can find deer (some of them butting heads), a spiral (could it represent the sun?), and what appears to be snakes and lizards (or are they … [Read more...] about Deer Valley Petroglyph Preserve