From Hang Gliding Wiki
http://www.birrendesign.com/rhgpa_sites.html#Bong
HG at Bong (July 2007) http://www.youtube.com/watch?v=Yx1_R8nYDrU
Static line towing on a 12,000' single gravel lane. Park features almost 5000 acres with 2 main camping areas. The Reel HG Pilots have been towing at the park since 1982.