The Sofia tram network is a vital part of the public transportation system of Sofia, the capital of Bulgaria. It began operation on January 1, 1901. As of 2006, the tram system included approximately 308 kilometres of narrow and standard gauge one-way track. Most of the track is a narrow gauge, with standard gauge used on lines 20, 21, 22 and 23 and accounting for approximately 40 kilometres (25 mi) of the system's track length.
Pesa Swing at blvd. Christo Botev, May 2016
The network in 1909
1935 Siemens heritage tram
Duewag T4 - this tram type was in service between 1995 and 2017
The Sofia Urban Mobility Center (SUMC) is the transit authority responsible for public transport in Sofia, the capital of Bulgaria. It is one of the municipal companies controlled by Stolichna Municipality.
Headquarters of SUMC in 2009
MAN Lion's city buses in Sofia on lines 83 & 120
Škoda Solaris 26tr trolleybus in Sofia on line 11
PESA 122NaSF Swing tram in Sofia on line 7