The five remaining teams stay in Canada as they travel from Vancouver to Banff. Climbing a frozen waterfall at the Road Block proves to be particularly tough for one of the favourite teams. Tempers flare when the teams hit the ski slopes.
13 August 2012 (Australia)
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Did You Know?
The series was placed in hiatus for two weeks to avoid being screened against the 2012 London Olympic Games. This is the first of three episodes to be shown on three consecutive nights after the Games had ended. See more