5/5 Ellie Harrison visits the Shetland Islands as she explores island life during winter.
4/5 Ellie Harrison is in the UK's largest estuarine habitat in Morecambe Bay, Cumbria.
3/5 Ellie Harrison visits Britain's forests, looking at charcoal creation and tree planting.
2/5 Ellie Harrison is in the Lake District, finding out about a rare Arctic winter resident.
1/5 Ellie Harrison looks at British mountains and the surprises this terrain holds in winter.