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
Elizabeth Lookout, Budapest Elizabeth Lookout, Budapest The Elizabeth Lookout () is a historic lookout tower on János-hegy above Budapest. Built in 1911, the tower was named after Empress Elisabeth, wife of Emperor Franz Joseph I. Frigyes Schulek was the architect. The tower is near Budapest's District XII, and may be reached from the Széll Kálmán tér of Budapest. At first, there was a low wooden platform, which was demolished. After that, Frederick Gluck had an idea, to raise a stone tower and then he started gathering investors for the project. Budapest city approved the project in 1907 and Schulek Frederick received the commission