Natural landscape with the reflection of a tree on the water surfaceNatural landscape with the reflection of a tree on the water surface
The surface of the water with a rabbit and the skyThe surface of the water with a rabbit and the sky
The mirror surface of the lake reflects the sky, mountain peaks and treesThe mirror surface of the lake reflects the sky, mountain peaks and trees
Dawn with reflection of light on the water surfaceDawn with reflection of light on the water surface
Reflection of a watermill on the surface of the water in the eveningReflection of a watermill on the surface of the water in the evening
В математике: граница, отделяющая геометрическое тело от внешнего пространства. Наружная сторона чего-н..