The image shows a close-up of a metal structure, which appears to be a triangular prism or a triangle, in a grassy field. The structure is made up of multiple metal poles that are arranged in a diagonal line, creating a triangular shape. The poles are white and black in color and are attached to a metal frame. In the background, there are trees and a white tarpaulin sheet, and a person can be seen walking on the grass. The sky is blue and there are a few clouds in the sky.