United AirLines Miles Away Sweepstakes

https://www.mileageplusshopping.com/sweeps____.htm?promoname=milesaway
Prizes:
ONE (1) GRAND PRIZE: 100,000 United Air Lines MileagePlus® award miles will be credited to the MileagePlus® account of the winner. Approximate Retail Value (“ARV”): $3,500.
ONE (1) FIRST PRIZE: 50,000 United Air Lines MileagePlus® award miles credited to the account of the winner. ARV: $1,750.
FOUR (4) SECOND PRIZES: 25,000 United Air Lines MileagePlus® award miles credited to the account of each winner. ARV: $875.