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
Müpa Budapest Müpa Budapest Müpa Budapest (between 2005 and 2015 "Palace of Arts" – "Művészetek Palotája" in Hungarian) is a building in Ferencváros, Budapest, Hungary, officially opened in March 2005. It is located near Rákóczi Bridge and was designed by Zoboky, Demeter and Partners Architectural Office. The National Theatre, which opened in 2002, is located next to it. Both Müpa Budapest and the National Theatre are part of the new Millennium City Center being created in Budapest. The structure of Müpa Budapest covers a ground area of 10,000 m² and the total floor space of the building is 70,000 m². It received