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Across
  1. 3. pyramidal stepped temple tower that is an architectural and religious structure characteristic of the major cities of Mesopotamia
  2. 4. the two rivers where the Mesopotamia lies
  3. 5. person with no settled home, moving from place to place as a way of obtaining food, finding pasture for livestock, or otherwise making a living.
  4. 6. located in southern Mesopotamia, one of the first ancient cities
Down
  1. 1. the agricultural process of applying water to land for crop growth.
  2. 2. an independent sovereign city which serves as the center of political, economic, and cultural life over its contiguous territory.