Ключевые слова: aqua, balkans, blue, bridge, calm, canyon, dam, destination, ecology, environment, europe, fence, greece, greek, holidays, lake, land, landscape, mountain, mountainous, nature, panoramic, passage, peaceful, picturesque, range, relax, relaxation, reservoir, resort, river, scenic, sierra, sky, spring, still, street, structure, surface, tourism, touristic, travel, travel destination, trees, trek, trekking, trikala, trip, vacation,