Seoul serves as the central railway hub in South Korea, with several key stations facilitating travel across the country. Seoul Station is the primary gateway for KTX (Korea Train Express) high-speed trains, connecting to major cities including Busan, Incheon, and Daejeon. Yongsan Station is important for KTX and various express services, while also offering access to the subway network. Cheongnyangni Station provides services to long-distance trains heading to eastern regions such as Gangwon Province. Additionally, the city is connected to Incheon International Airport via the Airport Railroad Express, which provides direct access from Seoul Station. With a robust network of express, intercity, and commuter trains, Seoul’s train system supports extensive travel options to and from the city.