Black heavy clouds cover the sky over smooth green fieldsBlack heavy clouds cover the sky over smooth green fields
Morning sunrise on the river with reflection on the smooth surface of the waterMorning sunrise on the river with reflection on the smooth surface of the water
A letter made of smoke with a smooth transition to a white backgroundA letter made of smoke with a smooth transition to a white background
A smooth row of trees with green foliage in the forestA smooth row of trees with green foliage in the forest