winter snow idyll in the thur river valley or thurtal between the alpstein and churfirsten mountain massifs, nesslau

alpine alps alpstein background beautiful blue churfirsten cold cool environment equipment europe extreme fir forest frost frosty frozen glacier high hiking holiday ice idyll landscape lifestyle massifs mountain mountains natural nature nesslau obertoggenburg outdoor outdoors panorama peak pine powder region river scene scenery scenic schweiz season ski sky snow snowy spruce switzerland thur thurtal tourism tranquil travel tree vacation valley view white winter