15 feb 2100 año aC - Ziggurat at Ur

Descripción:

Ur built at river delta after Sumerians conquer Akkadians
Harbor built into the city for trade with central walled citadel on raised platform, surrounded by low rise homes

Ziggurat:
Viewed as home of a god, built of fired brick in tiered structure with axial staircases
Finely planned with form having spiritual significance, made with uniform brick mold

Añadido al timeline:

fecha: