Aerial drone footage flying over the surface of a frozen loch and reeds in a winter landscape on Rothiemurchus estate in Cairngorms National Park, Scotland with a pine and birch forest

icy loch frozen water loch lake lochan mor winter landscape aviemore aerial drone footage cairngorms national park fresh water winter forest nature snow covered mountains mountains cairngorms scotland landscape frost national park ice icy cold scottish hills hiking ground frost scottish highlands frozen trees snow drone frosty rewilding hanging clouds woodland rothiemurchus munro ecology hills native woodland sunrise birch wild reveal still common reed pine scots pine habitat mosaic betula pendula pinus sylvestris