The Busan Metro is a rapid transit system serving the city of Busan, South Korea. It consists of four main lines that connect various districts, making it easy for residents and visitors to navigate the city. The metro system is known for its efficiency, cleanliness, and affordability, providing a reliable mode of transportation. Opened in 1985, the Busan Metro has expanded over the years to accommodate the growing population and urban development. Each line is color-coded, and trains run frequently, ensuring minimal wait times. The metro also features modern amenities, including digital displays and accessibility options for passengers with disabilities.