The document provides information about the Indus Valley Civilization. It summarizes that Harappa was one of the oldest cities discovered dating back 4500 years ago. It then lists the main sites of the Indus Valley Civilization across India and Pakistan. It describes the grid pattern layout and advanced drainage system of Harappa and Mohenjo-Daro. The document outlines the occupations of the Indus Valley people, including agriculture of crops like wheat and barley, domestication of animals, crafts like metalworking and pottery, and trade within the region and as far as Mesopotamia and other areas.