The Sumerians are thought to have formed the first human civilization in world history. They lived in southern Mesopotamia, between the Tigris and Euphrates Rivers in the Middle East. Cradle of Civilization. Many historians think that cities and towns were first formed in Sumer around 5000 BC.
At noon, on March 21 and September 23rd are the vernal and autumnal equinoxes. The sun is directly overhead at the equator at these times. On June 22nd is the summer solstice, in the Northern Hemisphere. The sun is at the 23.5 degrees Northern latitude.
The SUNRISE-SUNSET table gives the following times for each day of the year. 1  LOCAL NOON occurs when the sun is due south, and highest in altitude above the horizon for that day. 2  SUN RISE and SUN SET are the true rising and setting times.