Velká Británie,
(2009–2010), 7 h 48 min
(Minutáž: 41–44 min)
Epizody(11)
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Arctic Circle (S04E01)
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Alabama (S04E02)
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Vietnam (S04E03)
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Texas (S04E04)
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Alaska (S04E05)
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Pacific Island (S04E06)
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China (S04E07)
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Big Sky Country (S04E08)
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Guatemala (S04E09)
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Urban Survivor (S04E10)
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North Africa (S04E11)
