The rapid flow of the river shimmers with all shades of blue and greenThe rapid flow of the river shimmers with all shades of blue and green
Clouds of different shades of blue on a dark backgroundClouds of different shades of blue on a dark background
A plane flying against the background of blue mountainsA plane flying against the background of blue mountains
Skyscrapers against a background of blue sky and fluffy cloudsSkyscrapers against a background of blue sky and fluffy clouds