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
Island in the Sea of Time Island in the Sea of Time Island in the Sea of Time (ISOT) is the first of the three alternate history novels of the Nantucket series by S. M. Stirling. It was released in the United States and Canada on February 1, 1998 and in the United Kingdom a month later on March 1. At 9:15 pm EST on March 17, 1998, the island of Nantucket, Massachusetts and the United States Coast Guard cutter "Eagle", are transported by an unknown phenomenon (called "The Event") back in time to the Bronze Age circa 1250s B.C. (corresponding to the late Heroic Age