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A black gloomy forest on a blue sky
Two trees against a blue sky
Blue lake among white rocks
The blue sky is reflected in the water, an idyll
Beautiful blue lake surrounded by rocks
Green meadow on the background of blue mountains
Blue waters of a stormy river
A river in the middle of a canyon under a blue sky
A white cloud in a blue sky
Blue sky with clouds and sun
Dark blue sky and yellow sunset
White clouds against a blue sky
A river in the middle of a canyon under a blue skyA river in the middle of a canyon under a blue sky