sand pattern, interesting abstract texture from sand tune on cape verde. vertical shot

abstract arid background backgrounds barren beach beautiful beauty brown clean climate closeup coast coastline color copy copyspace curve desert design detail dry dune ecology empty environment gold golden goldensand grained heat holiday horizontal hot island journey land landscape lines macro nature nobody orange outdoor outdoors particle pattern relaxation ripple rough sand sanddune sandy season shape smooth space summer sun surface texture textured tourism travel tropical vacation vacations wallpaper warm wave white wind yellow