northern lights in pallas yllastunturi national park, lapland, finland

cold expedition wilderness mountaineer nature outdoors backcountry mountain travel frozen backpack walking extreme glacier snowy ice ski snow man winter trip landscape exploration adventure arctic lapland scandinavia northern forest nationalpark refuge shelter house northernlights pallas yllastunturi sky pyhakero sioskuru pahakuru hannakuru vuontispirtti montellinmaja nammalakuru mantyrova keimiojarvi jeris levi aurora borealis