http://www.nationalparks.org/connect/sweepstakes

Prize winner will receive a 5-day Yellowstone and Grand Teton Explorer trip through O.A.R.S. For additional details, go to https://www.oars.com/adventures/yell...teton-explorer. Prize also includes one (1) general boarding domestic round-trip Southwest Airlines flight for the winner and one (1) guest (not to exceed $500 per ticket), and two (2) National Parks and Federal Recreational Lands Passes (together, with the Explorer trip, the “Prize”). Approximate retail value of Prize: $3,958.