Winter view of Castle Mountain, Banff National Park, UNESCO World Heritage Site, Alberta, Canada, North America

travel destination photography horizontal colour image outdoors day unesco world heritage site unesco national park clear sky blue physical geography landscape scenics non urban scene mountain dramatic landscape tranquil scene beauty in nature nature no people canada north america alberta winter extreme terrain snow cold temperature frozen wilderness banff national park sunlight castle mountain majestic natural landmark tree colour image colour color image color outdoor outside tourist destination travel nobody no one no one landmark place of interest topography scenery scenic scene scenes picturesque the natural world tranquility serene serenity peaceful unesco world heritage site unesco world heritage sites unesco world heritage site world heritage sites