Inside the vault: A look back at past NCAA championships

For one of the first times in NCAA Tournament history, all four teams in upcoming semifinals previously have won a national championship.

Check out this Throwback Thursday looking back at the some of the national championship footage from the four remaining teams in the NCAA Tournament.

2003 NCAA Tournament finals
Lewis upset BYU in five games to become the first Midwest school to win a NCAA championship. Despite the championship later being vacated because of NCAA rule violations, check out the video broadcast from the decisive fifth game.

2013 NCAA Tournament finals
UC Irvine swept BYU to become the first program in almost 20 years to win back-to-back NCAA champions. Check out the video of the final game from the championship match.

2014 NCAA Tournament finals
Loyola defeated Stanford in four games last season to win its first NCAA Tournament championship in program history. Check out the video highlights from the NCAA Tournament finals.

1994 NCAA Tournament finals
Penn State upset the powerhouse UCLA in a decisive fifth game to not only capture its first NCAA title but the first national title for any non-West Coast school. Check out the match-point from the championship match.