Prompt
"An illustration of a secret research and development project, set in a futuristic laboratory with scientists working on various experiments, surrounded by diagrams of atomic structures, nuclear reactions, and machinery. In the background, a large map of the United States, the United Kingdom, and Canada can be seen. Include iconic imagery such as the implosion-type bomb, gun-type bomb, and notable figures like J. Robert Oppenheimer, Enrico Fermi, and Leslie Groves. Depict a sense of urgency and secrecy, with documents and blueprints scattered around, and a hint of the devastating power of the atomic bomb. Style: a mix of realism and futuristic elements, with a muted color palette to convey the gravity and secrecy of the project."