The image shows a large concrete structure in the middle of a park. The structure appears to be made of concrete and has multiple rectangular openings on the sides. The openings are arranged in a grid-like pattern, with each opening having a small hole in the center. The walls of the structure are also made of the same concrete and have a rough texture. The ground around the structure is covered in dirt and there are trees and bushes in the background. The sky is blue and the overall atmosphere of the image is peaceful and serene.