MEXICABLE, a cable-car line 4.9km (three miles) long, soars above Ecatepec, a poor suburb of Mexico City.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/subways-sky
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/economist-london
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/public-transport
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mexico