Calanque d'En-Vau in Calanques National Park, Cassis, Bouches-du-Rhone, French Riviera, Provence-Alpes-Cote d'Azur, France, Europe

cassis french riviera europe cliffs tranquil waters nature adventure hiking swimming coastal limestone panorama blue sea scenery landscape travel exploration outdoors relaxation tourism summer sunlight rock formations wildlife seascape vacation scenic beauty natural reserve marine environment day trip hiking trails eco tourism picturesque ancient coastline serenity hidden gems water activities nature reserve unspoiled mediterranean geological features stunning views natural beauty azure waters breathtaking landscapes