Trolleybuses in Mexico City
The Mexico City trolleybus system (Spanish: Red de Trolebuses de la Ciudad de México) is a trolleybus network serving Mexico City. It is operated by Servicio de Transportes Eléctricos (STE), which also operates the Xochimilco Light Rail and Cablebús systems.
Source: Wikipedia — Trolleybuses in Mexico City (CC BY-SA 4.0)