北京首都国际机场, also known as Beijing Capital International Airport, is the main airport serving Beijing, the capital of China. Opened in 1958, it has grown to become one of the busiest airports in the world, handling millions of passengers each year. The airport features three terminals, with Terminal 3 being one of the largest airport terminals globally. The airport serves as a major hub for both domestic and international flights, connecting travelers to various destinations across the globe. It is located about 32 kilometers northeast of the city center, making it accessible for both local and international visitors.