Natural PPT background pictures of rivers and lakes

The first PPT background picture, the calm lake is illuminated by the evening glow, showing a beautiful purple, the bare branches of reeds on the side seem to bid farewell to autumn; the second PPT background picture is the evening sea level, and the distance is A layer of soft stacked mountains with reefs nearby; the third PPT background picture, there is a road and buildings on the blue calm sea, very beautiful; the fourth PPT background picture has clear blue water and white clouds in the sky Duo...

Keywords: sea, river, lake PPT background picture, natural scenery PPT background picture