USA also holds a dubious record of building the most expensive rail in the world https://www.nytimes.com/2017/12/28/nyregion/new-york-subway-construction-costs.

USA also holds a dubious record of building the most expensive rail in the world https://www.nytimes.com/2017/12/28/nyregion/new-york-subway-construction-costs.html?_r=1 https://www.nytimes.com/2017/12/28/nyregion/new-york-subway-...