Carpet of blueberries, Umbrail Pass, Mustair Valley, Canton of Grisons (Graubunden), Switzerland, Europe

travel destination photography horizontal colour image mustair valley piz umbrail switzerland umbrail pass val m?stair alps autumn blueberry europe fall landscape mountain rock swiss alps tree woods day scenics beauty in nature non urban scene sky no people grisons graubunden ericaceae physical geography outdoors colour color image color outside tourist destination travel nobody no one no one topography scenery scenic scene scenes picturesque nature the natural world natural beauty