Discover how the San Antonio River watershed served as a life source to prehistoric people and their cultures. Learn how 12,000 years of climate shifts impacted the prehistoric hunter and gatherers as they moved in search of food and other critical resources, and how the San Antonio River played a pivotal role in sustaining various forms of life. Gathering at the Waters is a companion exhibition to Confluence and Culture: 300 Years of San Antonio History and expands the narrative to the complex history of San Antonio.