Seville's original main railway station was called , which was situated on the banks of the Guadalquivir river as a terminus station for trains heading north of the city. A southern terminus known as the "Cádiz station" served southbound trains. As part of the preparations for the arrival of the Seville Expo '92, the rail tracks on the river bank were removed and the area redeveloped. The Madrid–Seville high-speed rail line was opened in 1992 with the new Santa Justa railway station connected via a tunnel to the underground San Bernardo railway station, allowing through services north to south.