Sand dune landscape at Erg Chebbi Desert, Sahara Desert near Merzouga, Morocco, North Africa, Africa

travel destination travel destinations travel photography colour image colour color image color horizontal outdoors outside sand dune landscape landscapes erg chebbi sahara desert merzouga morocco north africa day daytime day time nature dry arid extreme terrain scenics scenery scenic scene scenes physical geography topography sand horizon horizons horizon over land blue sky tranquil scene tranquility serene serenity peaceful beauty in nature natural beauty the natural world non urban scene