KOA marks 50th anniversary with Keystone giveaway

(March 1, 2012) -- Campers can register each week for a chance to win one of 50 weeks of free KOA camping anywhere in North America. Once each month, one lucky entrant will also be selected to receive a $500 shopping spree at Coleman.com. And, in October 2012, one extremely lucky camper will be selected to win a $40,000 Vantage travel trailer courtesy of Keystone RV Company.