Prompt
"Generate a realistic image of the exterior of a large, modern museum building with a symmetrical facade, situated on a quiet street in Chelsea, London, England. The building should have a mix of stone and glass elements, with a prominent entrance and a few flags flying above it. Incorporate some subtle hints of military history, such as a few stone reliefs or sculptures depicting British Army regalia. The style should be photorealistic, with a muted color palette and a sense of serenity. The image should evoke a sense of grandeur and importance, while also conveying a sense of accessibility and welcoming atmosphere. The museum's name, 'National Army Museum', should be prominently displayed above the entrance."