Pakistan : The Indus River is a major river in Asia which flows through Pakistan. It also has courses through western Tibet and northern India. Originating in the Tibetan Plateau, the river runs a course through the Ladakh region of Jammu and Kashmir, towards Gilgit and Baltistan and then flows in a southerly direction along the entire length of Pakistan to merge into the Arabian Sea near the port city of Karachi in Sindh. It is Pakistan's longest river.
Map of Ancient Mehrgarh west of the Indus River Valley, in Balochistan, Pakistan. Mehrgarh predates the Indus Valley Civilization and may have influenced it. The earliest site is in the N.E. corner, a Neolithic and aceramic small farming and herding village made by semi-nomadic people dated to between 7000 BCE to 5500 BCE. For the first time a continuous sequence of dwelling-sites has been established from 7000 BCE to 500 BCE.