Ключевые слова: adventure, altitude, ba, background, beautiful, blue, day, ecology, ecosystem, environment, explore, forest, green, high, hiking, hill, landscape, mountain, mountains, national, natural, nature, nobody, outdoor, outdoors, outside, park, parkland, peak, pine, range, ridge, scene, scenery, scenic, serbia, silence, sky, spring, summer, sunny, top, tourism, travel, tree, trees, view, wild, woodland, woods,