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Keywords:Aspens, Blue, Clouds, Curves, Green, Landscape, Natural, Sky, Strand, Trees, Vertical, Yellow, North America, United States of America, America, U%dS%d, United States, US, USA, Colorado, seasons, Fall, Autumn, plants, bloom, vegetation, tree, deciduous, aspen, environment, ecology, ecosystem, environmentalism, scenery, nature, grass, line, in a row, bent, windswept