Gisborne, Invercargill, Napier, New Plymouth, Greymouth, Westport, Hokitika, Ross, Brighton, Charleston, Kamiere and Kamara. New Zealand's tram gauges were not standardised; the 15 systems used no less than five gauges, making swapping of rolling stock from system to system difficult. Christchurch has subsequently reintroduced heritage trams over a new CBD route, but the overhead wiring plus some track was damaged by the earthquake of 2011. In November 2013, a limited circuit was reopened. Auckland has recently introduced heritage trams into the Wynyard area, near the CBD, using former W-class Melbourne trams. On 9 May 2018, two modern tram/Light rail routes were announced from Wynyard Quarter, via Queen Street to Auckland Airport via Dominion Road and Onehunga in the South and via Queen Street and Great North Road, Point Chevalier and onto the Northwestern Motorway to Westgate to be running in the early 2020s with a possible further extension to Kumeu/Huapai. Preserved Auckland trams from the Museum of Transport & Technology have made cameo appearances during Heritage Weeks. Heritage lines exist at Auckland's Museum of Transport & Technology, the Wellington Tramway Museum at Queen Elizabeth Park on the Kapiti Coast, the Tramways Trust Wanganui and the Tramway Historical Society at Ferrymead in Christchurch, as well as the Christchurch Tramway Limited in the central city. Whangarei Steam and Model Railway Club also run two former Lisbon trams formally from Aspen, Colorado. South America Buenos Aires in Argentina once had one of the most extensive tramway networks in the world with over of track, most of it dismantled during the 1960s in favour of bus transportation. A new line, the PreMetro line E2 system feeding the Line E of the Buenos Aires Underground has been operating since 1987 on the outskirts of Buenos Aires. In Cuenca, Ecuador, a tram line started operating since March 2019 as the main public transportation system in the city. The L1 of the Cuenca tram is 20.4 km long with 20 stops and uses Alstom Citadis (302) trains. A historic tram line known as the Santa Teresa Tram operates in Rio de Janeiro, Brazil. In 2016, a new tram line started operating in Rio de Janeiro, known as the Light rail transportation system. The Tranvía del Este in Puerto Madero, Buenos Aires, operated from 2007 to 2012, and it is now dismantled. Also in the city of Mendoza, in Argentina, a new tramway system is currently on service