aquamarine beach blue boat coast island landscape lap Maddalena Islands natural nature rock sand Sardinia sea shore summer tide vacation wave yacht abstract aqua background black clouds concept creation design fill graphic green illustration image purple scrapbooking style swirls texture vector waves yellow beautiful bright caribbean carribean center cloud color destinations distant Dominican focussed getaway holiday horizon living ocean palm republic romantic sandy seascape sky skyscape sun tourism tourist travel tree trees tropical water cliff coastline Cornish cornwall crashing England english engulfing foam force Great Britain power roaring rocks seething surf turbulent violent white Balearic Islands boulders dangerous harsh majorca mediterranean rough rugged Spain spanish spray spume boast colour evening holland Netherlands orange sunset architecture Beachy Head Belle Tout chalk danger light lighthouse phare red Sussex tower warning