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From the field

In making this series the production crew visited some extremely remote and treacherous locations.

  • 鈥淲e were blasted by the smell of 40,000-year-old sloth dung...鈥�

  • Filming in the coldest city on earth takes its toll on the kit.

  • The crew find themselves as potential meals for polar bears.

  • The climb that pushed Alice Roberts to her limits.