The image shows a close-up of a concrete wall with a diagonal pattern. The wall appears to be made of a dark grey material, possibly concrete or stone, and has a rough texture. The pattern is made up of small, diamond-shaped lines that create a zigzag-like design. The lines are evenly spaced and run diagonally across the wall. On the left side of the image, there is a beige-colored concrete floor. The image is taken from a low angle, looking up at the wall and the floor.