Metro Line M4 (Budapest Metro) Metro Line M4 (Budapest Metro) Line 4 (officially: South Buda–Rákospalota (DBR) Line, Metro 4 or M4, and unofficially: Green Line), is the fourth line of the Budapest Metro. It opened on 28 March 2014. The first section, 7.4 km in length and consisting of ten stations, connects the southwestern Kelenföld vasútállomás located in Buda, and the eastern Keleti pályaudvar in Pest, under the River Danube. While three additional sections — one an eastern extension to Bosnyák tér, the second west to Virágpiac, and a third further east to Újpalota — have been planned, these remain unfunded by the Budapest city
Budapest-Nyugati Railway Terminal Terminal 1, although Terminal 1 has been closed since 2012 and all departures and arrivals have been consolidated in Terminal 2A and 2B, which is 4 kilometers away by airport bus 200E. Beside the terminal and partially above its open area there is the WestEnd City Center shopping mall. The station is served by the following services: Budapest-Nyugati Railway Terminal Budapest-Nyugati pályaudvar (Hungarian for Budapest Western railway station), is one of the three main railway terminals in Budapest, Hungary. Known to locals and foreigners alike simply as "the Nyugati" it lies at the intersection of Grand Boulevard and Váci Avenue.