algae beach coastline Cornish cornwall England english Great Britain low tide natural nature ocean rock sand sandy sea seaweed shore surf water waves blue cliff cove fun holiday leisure pleasure rocky tide vacation yellow abandoned boat coast creek decay drydock high and dry mangroves relaxing river summer swamp urban waterside wreck children exercise family father grass healthy outdoors outing riverside shade shadows stroll strolling sunlight sunshine trees walking bay horizon Jetty kent landscape play relax sky tourism wave deck chair heat honeymoon hot idyll lonely relaxation sun sun shade two unpeopled clam coastal creature destination life mollusk oyster seashore shell spa sunny tourist tropical air clear clouds dune Dutch. Holland fresh light Netherlands spring zeeland ridges seaside cloud cyprus distance distant mediterranean panorama scrub shoreline shrub storm stormy view