Aerial drone footage flying along a river through a dramatic glacial valley surrounded by a steep mountains and pine trees with patches of snow in Switzerland

mountain river valley landscape wilderness mountain glacial mountainous mountains vista ridge aerial footage slope alpine mountaineering barren steep hiking scenery river adventure summit long distance walking flowing remote swiss aerial wonderlust dji air 2s switzerland meadow picturesque rugged slow pine wild drone trees rocky forest breathtaking jagged snow spine flying imposing cinematic grey dramatic iconic