The term cradle of civilization has frequently been applied to a variety of cultures and areas, in particular the Ancient Near Eastern Chalcolithic (Ubaid period) and Fertile Crescent. It has also been applied to ancient Anatolia, the Levant, Armenia and Iran.
The Washington Meridian runs north on a longitude of 91Â°09â²36â³W from the base line, which is the MississippiâLouisiana border at latitude 31Â° north. The Washington Meridian is the basis of cadastral surveys in southwestern Mississippi, south of the Choctaw Meridian base line and west of the territory of the Saint Stephens Meridian. The Washington Meridian shares the same initial point as the Saint Helena Meridian, which runs south from that initial point.
Montana meridian. The Montana meridian extends north and south from the initial monument on the summit of a limestone hill, 800 feet (244 meters) high, longitude 110Â° 39â² 33â³ west from Greenwich, and, with the base line on the parallel of 45Â° 47â² 13â³ north latitude, governs the surveys in the state of Montana.