Photo: 500-series Opus Optima
Prototype bus #500 at Skokie Shops on June 17, 2006. The 500-series buses features a modified paint scheme to help differentiate them from standard CTA buses.
Photo by Robert Madison© All rights reserved.
Prototype bus #500 at Skokie Shops on June 17, 2006. The 500-series buses features a modified paint scheme to help differentiate them from standard CTA buses.
Photo by Robert Madison