Fans enjoy their front row seat prior to a September 2004 Buffaloes game against Colorado State.
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Colorado students celebrate at Folsom Field after the Buffaloes defeated Colorado State in September 2005.
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Surfs up at Folsom Field ... just ask this CU fan.
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CU fans take a lap around Folsom Field.
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Fans rev up the crowd before a matchup with Arizona State.
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Colorado students give Gerrett Burl a lift after the Buffaloes scored 20 points in the final two minutes and 32 seconds to defeat Colorado State, 31-28, in September 2005.
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A CU student lets the world know that her Buffaloes are No. 1.
AP
Colorado fans show their support for Coach Gary Barnett during a recruiting scandal in April 2004.
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Folsom Field seats nearly 54,000 for football. Here are five of the more boisterous fans.
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Colorado fans storm the field as security officials lower the goal posts after the Buffaloes defeated Colorado State on a 47-yard field goal in September 2005.
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CU fans do the wave during a game against Arizona State last September.
AP
This CU fan shows off his Bobby Knight impersonation during the Buffaloes matchup against Texas Tech in February, 2004.
AP
Colorado fans celebrate women's basketball coach Ceal Barry's 500th career victory with a win over Kansas in February 2004.