Tourists walk in the snow near the astronomical observatory of Gornergrat, Zermatt, Canton of Valais (Wallis), Switzerland, Europe

travel destination photography horizontal colour image switzerland tourist europe swiss culture canton of valais wallis zermatt gornergrat astronomical observatory snow cold temperature walking tourism outdoors blue sky clear sky leisure lifestyle vacation rear view full length remote observatory national landmark sun sunlight lens flare mountain glowing extreme terrain men women four people warm clothing building exterior architecture dramatic landscape day colour color image color outside tourist destination travel architectural landmark place of interest typically swiss traditional culture tradition traditional traditionally swiss vacations holiday holidays tourists holiday maker holiday makers on holiday on vacation european