Air date: 2013-03-04

Runtime: 60 min

Explores Britain's most extreme winter landscapes. Ellie Harrison looks at British mountains as she reveals the surprises this terrain holds, from avalanches to reindeer.

Air date: 2013-03-05

Runtime: 60 min

Explores Britain's most extreme winter landscapes. Ellie Harrison is in the Lake District, finding out about an extremely rare Arctic winter resident.

Air date: 2013-03-06

Runtime: 60 min

Explores Britain's most extreme winter landscapes. Ellie Harrison visits Britain's forests during the winter months, looking at charcoal creation and tree planting.

Air date: 2013-03-07

Runtime: 60 min

In a series exploring Britain's most extreme winter landscapes, Ellie Harrison is in the UK's largest estuarine habitat in Morecambe Bay, Cumbria.

Air date: 2013-03-08

Runtime: 60 min

Series exploring Britain's most extreme winter landscapes. Ellie Harrison visits the Shetland Islands to learn about island life during Britain's most challenging season.