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
Graham Island (Mediterranean Sea) protective enamel", and in silver "with protective enamel". While this Italian-made coin fittingly bears the Italian name for the island, the conflicted piece also features a bust of “Elizabeth II D.G.R.” and bears a British denomination. During its emergence it was visited by Sir Walter Scott, and it provided inspiration for James Fenimore Cooper's "The Crater, or Vulcan's Peak", Alexandre Dumas, père's "The Speronara" and Jules Verne's "Captain Antifer" and "The Survivors of the Chancellor". Graham Island (Mediterranean Sea) Graham Island (also Graham Bank or Graham Shoal; ) is a submerged volcanic island in the Mediterranean Sea. It was discovered