ALICE SPRINGS, AUSTRALIA - AUGUST 22: Yirara College students compete in the cycle tour d'todd race during the 48th Henley-on-Todd Dry Riverbed Ragatta on August 22, 2009 in Alice Springs, Australia. The Henley-on-Todd Dry Riverbed Ragatta is the only one of its kind in the world and is held along the Todd River in the town centre of Alice Springs, the river runs occassionaly but remains dry for much of the year. (Photo by Lisa Maree Williams/Getty Images)