Prompt
"Generate an image of the iconic National Railway Museum in York, United Kingdom, showcasing its impressive collection of historic locomotives and railway artifacts. The museum's exterior, with its modern architecture, should be visible in the background, while notable exhibits such as the Mallard, Flying Scotsman, and Stephenson's Rocket are prominently displayed in the foreground. Incorporate a few visitors walking around the exhibits to give a sense of scale and activity. The style should be realistic and informative, highlighting the museum's focus on railway history and its significance as a popular tourist destination. The image should convey a sense of nostalgia and excitement, inviting viewers to explore the rich heritage of rail travel."