Here, the triangle is more visible. We've started at Vitosha station, changed at Serdica on M2 to the M1/M4 line, changed at SU Sveti Kliment Ohridski for the M3 line and once again changed at National Palace of Culture for the M2, because the Central Station is on the M2. (previous | next | back to album | 2022:09:10 17:04:17 | 98% of an album)