Ключевые слова: active, activity, aquatic, clear, cliff, deep, dive, diver, diving, europe, european, fins, gear, goggles, gorge, lavertezzo, marine, mask, natural, nature, person, recreation, reef, regulator, river, rock, snorkel, sport, spring, stone, stream, suit, swim, swimming, swiss, switzerland, tank, ticino, turquoise, underwater, valley, verzasca, water, wet,