league to go on hiatus, with the league set to return in 2023 under new ownership. There are several professional and semi-professional indoor football leagues, played at Hockey-sized arenas. The largest and oldest one is the Indoor Football League which has 13 teams spanning from Ohio to California. Historically the Arena Football League, which launched in 1987 was the most prominent league but as the league had operational issues following its 2008 bankruptcy, teams folded and left for other leagues before the Arena Football League folded in 2019. The National Arena League includes the intellectual properties of several former AFL teams; other leagues such as the American Arena League and Champions Indoor Football are primarily semi-professional. Most indoor leagues are regional in nature. Indoor football leagues play by significantly different rules that accommodate a smaller field of play. Some players that do not make the NFL play in the XFL, in indoor leagues, or go to Canada and play in the Canadian Football League, which operates professionally on a somewhat older rule system with a number of differences from the American game but still recognizable as "football" to the casual American football observer. The CFL allocates half of its teams' rosters for players born and raised in Canada but allows he rest of the players to be foreign born (in practice, these spots are almost always filled by Americans); the CFL also has television presence in the United States and as recently as 1995 played games in the U.S. University and collegiate College football is also popular throughout North America. Most of college football in the United States is governed by the NCAA. Many colleges and universities have football teams, often with dedicated football stadiums. These teams mostly play other similarly sized schools, through the NCAA's divisional system, which divides collegiate sports teams into four divisions (I-FBS, I-FCS, II and III). The largest, most popular collegiate teams routinely fill stadiums larger than 75,000. Eight college football stadiums—the University of Michigan's Michigan Stadium, Penn State's Beaver Stadium, Ohio State's Ohio Stadium, Texas A&M's Kyle Field, the University of Tennessee's Neyland Stadium, LSU's Tiger Stadium, Alabama's Bryant–Denny Stadium, and Darrell K Royal–Texas Memorial Stadium at the University of Texas at Austin—seat more than 100,000 fans and usually sell out. The weekly autumn ritual of college football includes marching bands, cheerleaders, homecoming, parties, the tailgate party; it forms an important part of the