Roslagsbanan RB is a narrow-gauge railway in the northeastern suburbs and countryside of Stockholm, served by local trains. It is part of the former Stockholm-Roslagen railways and the last remaining narrow-gauge railway in Sweden with regular train service. The gauge is 891 mm or three old Swedish feet – a gauge that is unique to Sweden, making Roslagsbanan the only railway line in the world with both this gauge and regular service. The line starts from Stockholm's eastern station and splits into three lines towards Kårsta, Österskär and Näsbypark respectively. The total length is 65 kilometers, there are 38 stations and the railway has approximately 53,600 boarding passengers per day 2019.
Nice station, just needs more frequent departures!