Aerial drone footage flying over the surface of a frozen, ice covered loch in the Cairngorms National Park Scotland with a native scots pine forest along the shore and clear blue sky

loch an eilein loch cairngorms national park aviemore lake scots pine frozen lake national park cairngorms fresh water forestry frozen water landscape rewilding rothiemurchus conifer native woodland forest pine nature pinus sylvestris scotland winter landscape aerial drone footage woodland ecology scottish highlands ice scottish hills rewild winter ground frost clear blue sky plantation hiking frost drone flying over ice tree cold canopy native wild icy mountains frosty still proximity flying iceberg