M4 - shapes, colors, lights
Line 4, also known as the Green Line is the fourth line of the Budapest Metro. It opened on 28 March 2014.
The line celebrated the fifth anniversary of its completion in 2019. The first section, 7.4 km in length and consisting of ten stations, connects the southwestern Kelenföld RailWay Station located in Buda, and the eastern Keleti Railway Station in Pest, under the Danube.
Designed by: László Bárdos, Hypeandhyper