Domelike structures are structures that are shaped like a dome, with a curved roof and a circular base. CUPOLAS are a type of domelike structure, typically found on the roofs of buildings such as churches, mosques, and other places of worship. They are often used to provide ventilation and light, and can also be used as a lookout point. CUPOLAS are usually made of wood, stone, or metal, and can be decorated with intricate designs.