A 24-hour restaurant is an establishment that operates continuously throughout the day and night, providing meals and beverages at any hour. These restaurants cater to various customers, including night shift workers, travelers, and those seeking late-night dining options. Many 24-hour restaurants offer a diverse menu, ranging from breakfast items like pancakes and omelets to lunch and dinner choices such as burgers and salads. Popular chains, like Denny's and Waffle House, are well-known for their round-the-clock service, making them convenient spots for any meal at any time.