Philadelphiaâs building-related codes regulate the construction industry and set forth the legal responsibilities that come with property ownership.
The ziggurat evolved out of the platform temples of the Ubaid culture (5000 to 3800 BCE). These platforms were intended to raise the shrine of the god closer to heaven. The White Temple at Uruk (about 3150 BCE) appears to be part of an early predecessor of the ziggurat.
Source(s): http://en.wikipedia.org/wiki/Civilizatio... The first true civilization on planet earth (of which we are aware) developed in Mesopotamia, and the people who built this first civilization are known as the Sumerians. Ironically, little more than a century ago, nothing was known of the Sumerians. The first civilization in history had been lost to history.