caption: The image shows a drawing of a building with a clock tower on top of it, which is the facade of the opera house. The drawing is on a piece of paper with some text written on it. The building has a grand entrance with a large clock tower at the top, and the facade is decorated with intricate details such as windows, arches, and pillars. The text on the paper is likely a description of the building's features, such as its size, shape, and design.