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Men who construct wind turbines must deal with heights and massive machinery.
Novice to veteran lumberjacks work in a timber forest in British Columbia.
Following the game traders who capture wild animals in the reserves of South Africa.
While the team of Air 2 make repairs, they risk coming in contact with high voltage power lines.
The Red Arrows are the Royal Air Force's secret weapon.
One mistake on a dive could cost divers their lives.