Tribute to the workers responsible for maintaining and repairing the tracks, stations, terminals, and tunnels of the metro.

Cast:José Manuel Rodríguez Navarro, Catarino Naranjo, Eduardo Velasco Lozano, Guillermo A. Almaraz López, Miguel Flores, Rubén Fonseca Vargas,

Genre:Documentary,

country:Mexico,

Production:Etnoscopio,