ruled in favor of the county in 1999, and the U.S. Supreme Court refused to hear the case (Central Texas Nudists vs. Travis County) in October 2001. Hippie Hollow remains clothing optional, but with park usage restricted to those over 18. In 2004, a rented double-decker party barge carrying 60 people capsized and sank in front of Hippie Hollow when the passengers on board gathered on one side of the barge. The incident, which caused two minor injuries, occurred during Splash Day, a semiannual event hosted by Austin's gay and lesbian bar association. See also Clothes free organizations List of public outdoor clothes free places Naturism Nude beach Public nudity References External links Hippie Hollow Clothing-Optional Nudist Park Culture of Austin, Texas Parks in Austin, Texas Naturism in the United States Lower Colorado River Authority Swimming venues in Austin, Texas