Architecture, Crease, Ellipse, Metal, Pattern, Red, Wallpaper Pattern, Web, a manmade structure, abstract wallpaper, architectural styles, background, building, concentric, gazebo, herringbone, iron, line, mesh, net, public facility, wrinkle, network, stream, pattern, edifice, metal, depression, Red River, architecture, oval, river, ellipse, red, fabric
photographs of a greenhouse for plants taken from bottom to top, you see the texture of the metal structure of the greenhouse.