I understand that the red, yellow and green lines give a general idea of how bad traffic is on a road, but do they have any specific meaning, like red equals a 40-minute wait at a toll bridge? a. According to the Google Maps site, the colored lines representing traffic conditions on major highways refer to the speed at which one can travel on that road.
The oldest form of writing known to man is Cuneiform used in Mesopatamia.
The epic of Gilgamesh is one of the world's oldest surviving pieces of literature. Only incomplete versions of the epic survive, with the longest being twelve clay tablet pieces (with cuneiform writing) found in the nineteenth century by Austin Layard (1817-1894) and Hormuzd Rassam (1826-1910) during excavations of the Royal Library of Nineveh.