Metrô do Cariri in Brazil launches trial runs January 1, 2010 | Latin America News The 13.6 km light rail system connecting the cities of Crato and Juazeiro do Norte, Metrô do Cariri, has started operating trail runs. Subway operator, Metrofor, is running free services on the ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password