Christmas tree decorated with blue balloons and red stars on a blue backgroundChristmas tree decorated with blue balloons and red stars on a blue background
Autumn landscape of a waterfall on a blue lake surrounded by a yellow forestAutumn landscape of a waterfall on a blue lake surrounded by a yellow forest
Night city of high-rise buildings with blue road lightingNight city of high-rise buildings with blue road lighting
On a blue background, an island with a tree and a monthOn a blue background, an island with a tree and a month