Ключевые слова: apostles, beverage, blue, cascade, clean, cliff, drink, ecology, energy, fall, filter, flow, flowing, fresh, freshness, green, healing, holy, izborsk, keys, landmark, landscape, motion, mountain, natural, nature, nobody, outdoors, pskov, purity, region, russia, russian, smooth, soft, source, splashing, spring, stone, stream, thirst, tourism, tourist, tranquil, transparent, travel, twelve, water, waterfall, wave,