http://en.wikipedia.org/wiki/Randonneuring
USA: http://www.rusa.org
Alabama: http://www.alabamarando.com
Atlanta: http://audaxatlanta.com
Oregon: http://www.orrandonneurs.org
http://www.seattlerandonneur.org
http://thedailyrandonneur.wordpress.com
http://anadventurecalledbicycling.blogspot.com/2010/03/randonneuring.html
http://utahrandonneur.wordpress.com/2012/01/02/vintage-cycling-gear/#more-1386