Greg Bisbey, 56, left, and his son Sam, 20, right, race against each other during the Pole Climbing event of the International Lumberjack show on August 28, 2010. Wearing trombone spurs that allow them to grip the wood as they climb, the racers run up the 70-foot high wood poles, the equivalent, Bisbey says, of running about 5 miles.
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