Bernina Express train in the winter forest covered with snow surrounding Tarasp Castle, Engadine, Graubunden Canton, Switzerland, Europe

photography vertical color image travel destinations travel bernina express red switzerland europe engadin tarasp castle castle fortress built structure architecture graubunden outdoors day no people forest tree snow winter pine tree train transportation public transportation mountain trees travel destination tourist destination tourist destinations trains railroad railway outdoor outside nobody no one no person forests daytime castles fort forts fortified fortification history historic historical