A different era of Rock engravings

Today we passed a water spring in full desert. This was surely a stop over for caravans on the "incense route" over centuries and so the rock engravings have changed. Accompanying the old cuneiform writing we see Greek letters. Also the motifs have changed with Hunters with guns appearing. In the period BC, documents mention teeming wildlife in the desert. Could the guns have been the end of this wildlife?Read more