Learn at BARTON SPRINGS UNIVERSITY: Noon until 5:00 p.m., Barton Springs, south side, with presentations and discussion on the natural, cultural, and political
history of Barton Springs; featuring Gary Perez of the Indigenous Cultures Institute on the “Four Fountain Springs of Texas”; Mark Yznaga and David Butts on the Politics of Barton Springs past and present; Brigid Shea and Mary Arnold on the origins of SOS and what it means today; Geologist Raymond Slade and conservation biologist Dr. Tom Hayes on the natural history of the Edwards Aquifer Ecosystem; and more, swimming, and lots of cold watermelon.