Parachutists Over Phorty Society
   Membership limited to parachutists over the age of forty. Details of affiliated clubs in Europe, UK and USA.
   http://www.thepops.org/

The Rodriguez Brothers
   Internation fraternity of skydivers and BASE jumpers. Details of all members, origin of the organization and events. Includes videos, pictures and links
   http://www.rodriguezbrothers.com/