The image shows a calm lake with a white swan swimming in the water. The lake is surrounded by trees on both sides, and the sky is overcast. The water is still and reflects the trees and sky, creating a mirror-like effect. The swan is in the center of the image, with its wings spread wide and its head turned towards the right side of the frame. The trees in the background are tall and green, and they appear to be densely packed together. The overall mood of the photo is peaceful and serene.