Mentioned by planetware.com
13 Top-Rated Tourist Attractions & Things to Do in Austin, TX | PlanetWare
"Austin's most popular green space, the 351-acre Zilker Park is a favorite recreation area that sits alongside Lady Bird Lake. The park's grassy expanses and picnic sites are ideal for lazy afternoons, but there are also many recreational facilities for the public to enjoy. Riverside walking trails, volleyball courts, and a disc golf course are all within park boundaries."