On DL- 4 Economy tickets to Rome at 60K each, 1 ticket at 90K in 2010 (1 paid ticket as well on that trip)
Also have 5 award flights on AF business class to ATH this summer using Skymiles at 100K each.
6 tickets on AA economy to Costa Rica summer 2011 at 35K each.
Have been able to redeem awards multiple times on domestic itineraries for our family of 6 - almost always at low award levels on DL, UA, AA.