Ключевые слова: abstract, background, balance, beach, calm, coast, coastline, concept, contemplation, gravity, harmony, heap, holiday, lonely, meditation, natural, nature, nobody, ocean, peaceful, pebble, pebbles, pile, pyramid, relax, relaxation, rock, sea, seaside, serenity, simplicity, stability, stable, stack, stacked, stone, stones, summer, tower, tranquil, up, vacation, vertical, water, zen,