Ineed 11 facts about mesopotamia

best answer gets 100

-The land on the sides of the rivers was fertile while the general area was not and this led to irrigation techniques.
-The Major cities were Baghdad, Babylon, and Nippur, the capitol is Babylon.
-Mesopotamians developed glass, the Pythagorean Theorem, and ancient sanitation techniques.
-They created the wheel in approximately 3500 B.C. changing transportation forever.
-The ancient Mesopotamians had hundreds of gods they worshipped.
-Each city had its own god.
-There were different gods for different professions.
-At the age of only 12 girls were considered to be ready to get married.
-It is believed they invented the sailboat.
-Their religion didn't believe in the afterlife.
-The very first civilization.
-It is known as "land between rivers."
-It was ruled by kings.
-Their religion is polytheistic. 
-They created checkers, laws, plow, gilgamesh, cuneiform, and the irrigation system.