The image shows a close-up of a concrete wall with a diagonal pattern. The wall appears to be made of a light-colored material, possibly concrete or concrete, and has a smooth surface. The diagonal pattern is made up of small, evenly spaced lines that run diagonally across the wall. On the right side of the image, there is a window with a white frame, and on the left side, there are some green leaves visible. The image is taken from a low angle, looking up at the wall and the window.