Colourful sunset clouds above Vermillion Lakes in the Canadian Rockies, Banff, Alberta, Canada, North America

travel destination photography horizontal colour image sunset autumn rock canadian rockies banff alberta canada valley vermillion lakes outdoors cloudy sky no people landscape scenics physical geography non urban scene dramatic landscape lake beauty in nature water reflection mountain dramatic sky colour color image color outside tourist destination travel nobody no one no one topography scenery scenic scene scenes picturesque the natural world reflecting reflected natural beauty cloud clouds cloudy sundown dusk twilight