Top 25 NCAA Tournament Upsets of All-Time

An upset is defined as a victory by an underdog team. In the context of the NCAA Men’s Division I Basketball Championship, a single-elimination tournament, this generally constitutes a higher-seeded team defeating a lower-seeded (and thus higher-ranked) team; a widely recognized upset is one performed by a team ranked substantially lower than its opponent.

In honor of the beginning of the NCAA Tournament we present the 25 greatest upsets of all-time. Embrace your inner March Madness and check out the video for yourself.