1. George Mason, 2006
Why does George Mason get the nod over fellow No. 11 seeds LSU and VCU? Because of the quality of opponents it beat to reach the Final Four. The Patriots knocked off three college basketball giants -- No. 6 seed Michigan State, No. 2 North Carolina and No. 1 Connecticut in overtime -- plus No. 7 Wichita State before the Cinderella story ended against Florida in the national semifinals.
(AP Photo/Susan Walsh, File)