The document provides information about two pre-Columbian cultures in Colombia: Calima and San Agustín. It discusses their periods of evolution, locations, social organization, economic activities, and handicrafts. The purpose is to help students complete a comparative chart about the key characteristics of these two cultures. Some of the details provided include that the San Agustín culture was located near the Cauca and Magdalena Rivers and had a society organized into groups led by a cacique, or chief. It also mentions their practices of growing crops, fishing, and hunting.