7 of the Top 10 Stadiums by Capacity are in College Football

By Capacity, Worldwide
Pyongyang, North Korea150000
Kolkata, India120000
Ann Arbor, Michigan109901
State College, Pennsylvania106572
Arlington, Texas105000
Columbus, Ohio104944
College Station, Texas102512
Knoxville, Tennessee102455
Baton Rouge, Louisiana102321
Tuscaloosa, Alabama101821
Sources: repucom.net