Autumn trees flank the River Merced in Yosemite Valley, California, United States of America, North America

travel destination photography vertical colour image autumn river merced yosemite valley california united states of america north america outdoors day landscape beauty in nature no people scenics nature non urban scene reflection tree yellow river water tranquil scene mountain usa us united states american north american color image colour color outside tourist destination travel nobody no one no one scenery scenic scene scenes picturesque the natural world tranquility serene serenity peaceful reflecting reflected natural beauty