This list denotes all passenger rail (national services and commuter systems), heavy urban rail (such as rapid transit), light rail, and streetcars that are commuter-oriented. It does not include heritage streetcars, which are usually intended primarily to attract tourists and shoppers to downtown destinations, rather than serving as integral pieces of the regional transportation system. Canada National: Via Rail – intercity rail network Calgary C-Train – 2 light rail lines, operated by Calgary Transit Edmonton Edmonton LRT – 2 light rail lines, operated by Edmonton Transit Service Kitchener-Waterloo (Waterloo Region) Ion rapid transit – 1 light rail line, operated by Grand River Transit Montreal Montreal Metro – 4 metro lines, operated by Société de transport de Montréal Exo – 6 commuter rail lines, operated by the Réseau de transport métropolitain Ottawa O-Train – 2 light rail lines, operated by OC Transpo Greater Toronto Area Toronto Subway and RT – 4 metro lines; TTC Streetcars- 11 streetcar lines, operated by the Toronto Transit Commission GO Train – 7 commuter rail lines, operated by GO Transit Vancouver and Lower Mainland SkyTrain – 3 metro lines; West Coast Express – 1 commuter rail line, operated by TransLink Cuba National Ferrocarriles de Cuba – intercity rail network Dominican Republic Santo Domingo Santo Domingo Metro – 2 metro lines, operated by Oficina para la Reorganizacion del Transporte Mexico Chihuahua and Sinaloa Ferrocarril Chihuahua al Pacífico – an intercity line from the city of Chihuahua to the port of Topolobampo Guadalajara Guadalajara light rail system – 1 metro Line, 1 light rail line, operated by Sistema de Tren Eléctrico Urbano Jalisco Tequila Express – a tourist-oriented excursion line that runs from Guadalajara to Amatitán to visit a tequila distillery Mexico City Mexico City Metro – 11 metro lines, with 1 under construction, operated by Sistema de Transporte Colectivo Xochimilco Light Rail – 1 light rail line, operated by Servicio de Transportes Eléctricos Tren Suburbano – 1 commuter rail line, operated by Ferrocarril Suburbano de la Zona Metropolitana del Valle de México Monterrey Monterrey Metro – 1 elevated metro line, 1 underground light rail line, operated by S.T.C. Metrorrey Puerto Rico San Juan Tren Urbano – 1 metro line, operated by Puerto Rico Department of Transportation and Public Works United States National Amtrak – intercity rail network Gulf and Southern states Atlanta MARTA Subway – 4 metro lines, operated by Metropolitan Atlanta Rapid Transit Authority (MARTA) Atlanta