Metro de Medellin delays opening of Ayacucho Green tramway November 25, 2015 | Latin America News Metro de Medellin has delayed the beginning of commercial services on the 4.3-km Ayacucho Green tramway corridor from November 30, 2015 to March 2016 citing technical problems. The tramway has p... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password