Ключевые слова: background, boulder, boulder colorado, branch, chautauqua, chautauqua park, christmas, cloud, cloudy, cold, colorado, denver, destination, fir, flatiron, front range, geological, geology, hike, hiking, hills, holiday, ice, landmark, landscape, mountain, mountains, natural, nature, pine, pine tree, range, rocky, season, seasonal, snow, snow storm, spring, springtime, spruce, storm, tourism, tourist, trail, travel, trees, valley, view, wilderness, winter,