observatory the sphinx in the high swiss mountains

abandonment air alp alps attraction bernese blue building capped chill col cold cool covered desolation europe european extensive field fields formation glacier height high holiday holidays ice impressive jungfrau jungfraujoch landscape line mass mount mountain mountainous mountains mounts natural nature oberland observatory panorama peak peaks piste platform range rarefied relief ridge rock rocks shadow sharp shine shining silence sky slope snow sphinx structure summer summit sunny swiss switzerland taper thinness top tops tourism touristic travel view viewing waving white