The Indus Valley Civilization, also known as the Harappan Civilization, thrived between 2600 and 1900 B.C.E. in what is now Pakistan and northwest India. It w
(as) known f
(or) its adva
(nced) urban plan
(ning). Well-laid-out ci
(ties) like Harappa a
(nd) Mohenjo-Daro h
(ad) grid patt
(erns), sophisticated drai
(nage) systems, a
(s) well as large, non-residential buildings that suggest a high degree of social organization. The civilization engaged in extensive trade with neighboring regions, including Mesopotamia. Artifacts such as beads, pottery, and seals indicate a rich cultural life and skilled craftsmanship.