cuneiform or hieroglyphs of ancient civilization carved on old stone wall. undeciphered signs like sumerian, babylonian and

cuneiform hieroglyph sumerian babylonian egyptian puzzle cipher secret mystery sign ancient mesopotamia writing script antiquity artifact background babylon carved civilization cryptography east egypt encryption history historical inscription language letter middle old rock science stone sumer symbol text texture vintage wall wallpaper archaeology archeological damage undeciphered encrypted map treasure riddle hieroglyphs wall signs like writing concept riddle generative