Blue Hole Regional Park is a 126-acre park in Wimberley featuring one of Texas' most beloved swimming holes. Cypress trees line the clear, blue-green waters of Cypress Creek, creating a picturesque setting for swimming, wading, and relaxing. The park includes hiking and biking trails, basketball and volleyball courts, picnic areas, and playgrounds. Swimming requires reservations during summer season with two daily sessions. A family-friendly Hill Country destination perfect for a day trip from Austin or San Antonio.