blue calm clear coast coastline dusk evening Greece Greek island mediterranean natural nature quiet ripples rocks rocky rough rugged sea shore water aquamarine bay boulder energetic energy fierce inlet landscape Maddalena Islands powerful rock Sardinia strong summer tide wave boat boats harbour moor moored motorboat motorboats seascape seawater soft light distance distant islands isthmus land Maddalena pink shoreline spit view coastal enjoy enjoyment fun holiday lava laval leisure madeira ocean pool relax rockpool safe secure swim swimming vacation beach cliff coast path Cornish cornwall cove England english footpath Great Britain path sand surf waves Catalan catalonia Catalunya conifers costa brava green headland pines seaside Spain trees woodland