trolleybus, int, Skoda-Solaris, Ostrava, route 106, Vsehrduv Sad-Kamenec, few people talk, laughs, engine whine, stop announcements, 2019, Czechia trolleybus, int, Skoda-Solaris, Ostrava, route 106, Dolina-Kepkova, few people talk, constantly, engine whine, stop announcements, 2019, Czechia 
