https://en.wikipedia.org/wiki/Dallas_Streetcar
https://en.wikipedia.org/wiki/Dallas_Streetcar#Future_expansion_plans
https://en.wikipedia.org/wiki/M-Line_Trolley#Future
https://www.dart.org/guide/transit-and-use/dallas-streetcar
https://www.mata.org/about/learn/
https://www.dmagazine.com/frontburner/2023/10/dallas-wakes-up-to-a-hazy-dream-of-a-streetcar-system
https://jfdatalinks.blogspot.com/search?q=streetcars+and+trams