Three-acre swimming pool in Austin's Zilker Park, fed by natural springs. It maintains 68-70°F water year-round and is home to endangered salamanders and a federally protected habitat.# Why Go🌊 Year-round swimming in cool, natural spring water (68-70°F).🌳 Relax in a unique natural setting with expansive grassy areas for sunbathing.🎉 Monthly Full Moon Parties for unique celebrations.👨‍👩‍👧‍👦 Family-friendly with historical significance.🌿 Unique habitat for endangered salamanders.♿ Wheelchair-friendly entrances available.# Why Avoid🚫 Strict rules: no food, coolers, glass, pets, alcohol, or smoking.🧹 Pool closed for cleaning every Thursday 9 AM - 7 PM.⚠️ North parking lot closed until winter 2025, with limited access on William Barton Drive.🅿️ Parking fees apply on weekends/holidays (March-Labor Day).🏊‍♀️ Inexperienced swimmers should avoid unsupervised hours (early morning/late evening).# Tips⏰ Arrive early on peak days to avoid crowds, or visit during 'Swim at Your Own Risk' hours (early morning/late evening) for a quieter experience.📱 Purchase tickets online or via the ATXSwims app for convenience.Bring swimsuit, towel, sunscreen, and water in plastic container.Swim at your own risk outside guarded hours.# Cost💰 Adults $5 (residents), $9 (non-residents); discounts for children, juniors, seniors, and veterans; season passes available.# Hours🕒 Daily 5 AM – 10 PM (except Thursdays). Guard-supervised swim daily 8 AM – 6 PM (except Thursday). Thursdays: 5 AM – 9 AM and 7 PM – 10 PM 'Swim at Your Own Risk', closed for cleaning 9 AM – 7 PM.# Getting There🅿️ Two parking lots (North/South). The North lot is closed until winter 2025. Parking is free on weekdays; $3/hour on weekends/holidays (March-Labor Day).