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
Kőbánya–Kispest (Budapest Metro) it the largest public transport hub in Southern-Pest. Hungarian people sometimes call this station "Köki", which is short for Kőbánya-Kispest. Next to the station, there is a huge housing estate with concrete block of flats (Kispest microdistrict) and a shopping mall, named "Köki Terminál". Bust of Ferenc Puskás is placed next to the shopping mall. Kőbánya–Kispest (Budapest Metro) Kőbánya-Kispest is the southern terminus of the M3 Line (North-South line) of the Budapest Metro. It is the only station of the line that is above ground. The metro station is named after the train station next to the terminal, which lies