The Indus civilization, an ancient civilization in South Asia, existed from about 2700 to 1750 BC. It is sometimes referred to as the Harappan civilization, named for the site of Harappa, one of its major centers. Geographically one of the most extensive early civilizations of the Old World, it stretched from north of the Hindu Kush down the entire length of the Indus and beyond into peninsular India; in the west, outposts that extended almost to the …showed first 75 words of 1313 total…

…showed last 75 words of 1313 total…by conquering Aryan peoples whose epics refer to their conquest of walled cities. Others have attributed the decline to an ecological catastrophe that created violent and recurrent flooding along the southern course of the Indus. Still others suggest that the Indus civilization may have overextended itself, resulting in its collapse under the combined onslaught of natural disasters and barbarian incursions. The subcontinent has never seen a civilization as diverse or intriguing as the Indus Civilization.