Sofia depo Krasna Polyana. August 2022.<BR>
Tatra T4D-C (modernized, blue/yellow, no. 1171) intended for service on line 11 waiting in the depo. Nearby is PESA Swing 2321, and
several other red-grey T4Ds behind.

Photo by M.Koblischka
#m.koblischka@gmail.com