Denny's is a popular American diner-style restaurant chain known for its casual atmosphere and 24-hour service. Founded in 1953, it offers a diverse menu that includes breakfast items, burgers, sandwiches, and desserts. Denny's is particularly famous for its breakfast options, which are served all day. The restaurant aims to provide a family-friendly dining experience, making it a go-to spot for people of all ages. With locations across the United States and in several other countries, Denny's has become a recognizable brand in the casual dining sector, often associated with late-night meals and comfort food.