Sir Ranulph Fiennes set out on his latest adventure today, December 6.
This time a mountaineer from Cumbria will be playing a crucial role on his support team.
The team will cross Antarctica during winter, when temperatures there can fall to minus 90. It is something that is never been done before.
Watch Lucy Taylor's report here:
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Chilly start. Some frost in places, icy patches possible too. Cloud and sunny spells today, hazier in the west later
Emma Jesson brings you Sunday night's forecast
Not alot of rain in the forecast outlook, but remaining cloudy. Temperatures average by day and above freezing by night