Athens Metro (Attiko Metro) - Αθήνα Μετρό (Αττικό Μετρό)

The modern Athens Metro comprises of three lines including the Line 3 (blue line) which connects the Eleftherios Venizelos International Airport with central Athens.
Line 1, although depicted as part of the Athens metro network, is operated by I.S.A.P. (Athens-Piraeus Electric Railways). Line 1 connects the port city of Piraeus with the northern suburb of Kifissia.