The Earth Day and Outdoor EXPO are held annual in April in Athens. Hosted by Keep Athens-Limestone Beautiful in partnership with Athens State University, this free ($1.00 suggested donation) and open to the public event, features demonstrations, live animals, vendors and more to spread the word of recycling, conservation and environmental stewardship including the Limestone County Water and Sewer's Water Festival. The event is open from 10:00AM-3:00PM in Big Spring Memorial Park (150 North Beaty Street) in Athens.