aquamarine beautiful beauty blue boat clear coast coastline cool holiday holidaymaker inviting islands launch Maddalena mediterranean moored motorboat natural nature peace peaceful quiet refreshing relaxing ripple rock rocky Sardinia sea shore shoreline summer tourist tranquil vacation water abstract appearance background black colored coloring colors coloured colouring colours contours contrast contrasts cracks fissures flaws hard levels light lines pitted rock-face rockface rough rugged shade shadows shape shapes stone strata stratum sunlight sunny sunshine surface surfaces texture textured textures veins wallpaper white gorge layered layers pool ravine reflections rocks steep stones walls Alcudia Alcúdia Balearic Islands beach break conifers eroded erosion fence forest fun island islet leisure little majorca Mallorca mountain pines pleasure sheltered small Spain tide trees waves relax swim tiny brown conglomerate grit gritty shaped mica silicate