Prompt
"Create an image of a grand, neoclassical building with a large, sprawling campus, representing the Smithsonian Institution Museums in Washington, D.C. The image should feature a mix of iconic buildings, such as the National Museum of Natural History, the National Air and Space Museum, and the Smithsonian Castle, set against a bright blue sky with lush greenery and vibrant flowers. Incorporate people of diverse ages, cultures, and abilities walking and enjoying the museums, highlighting the free admission and accessibility of the institution. The style should be a realistic, architectural rendering with a sense of vibrancy and energy, conveying the importance and popularity of the Smithsonian Institution Museums."