Caland Line (Rotterdam metro): two lines from the northeast of Rotterdam (Ommoord and Zevenkamp, both in Prins Alexander) and one from Capelle aan den IJssel join; the combined line connects to the main railway network at Schiedam railway station, has a stop in Pernis and joins the Erasmus Line in Hoogvliet; trains on the Caland Line, like those on the Erasmus Line, terminate in Spijkenisse.