Tourists walking up the snaking ridge of Elim Dune against blue sky, Namib Desert near Sesriem, Namib Naukluft Park, Namibia, Africa

travel destination photography horizontal walking ridge elim dune blue sky namib desert sesriem namib naukluft park namibia africa outdoor physical geography scenics landscape dry arid barren non urban scene extreme terrain rolling landscape shadow three people scale unrecognisable person full length adventure moving upwards togetherness clear sky tourism tourist adult rear view beauty in nature nature desert tranquil scene colour image colour color image color outdoors outside travel destination travel destinations travel scenery scenic scene scenes the natural world landscapes tranquillity serene serenity peaceful natural beauty africa african tourists holiday maker holiday makers on holiday sirius collection