Mediterranean Sea million years ago (mya) in less than two years by the Zanclean flood. Water poured in from the Atlantic Ocean through a newly breached gateway now called the Strait of Gibraltar at an estimated rate of about three orders of magnitude (one thousand times) larger than the current flow of the Amazon River. The Mediterranean Sea has an average depth of and the deepest recorded point is in the Calypso Deep in the Ionian Sea. The coastline extends for . A shallow submarine ridge (the Strait of Sicily) between the island of Sicily and the coast of Tunisia divides the
History of the Mediterranean region Iron Age, in contrast to the cuneiform writing of Assyria and the logographic system in the Far East (and later the abugida systems of India). Two of the most notable Mediterranean civilizations in classical antiquity were the Greek city states and the Phoenicians. The Greeks expanded throughout the Black Sea and south through the Red Sea. The Phoenicians spread through the western Mediterranean reaching North Africa and the Iberian Peninsula. From the 6th century BC up to including the 5th century BC, many of the significant Mediterranean peoples were under Persian rule, making them dominate the Mediterranean during these years.