China is looking at building something like that: http://www.zdnet.com/article/china-developing-600-mph-airles...
Note that it's an above-ground system because the costs of building underground are utterly ridiculous for long distances.
China is looking at building something like that: http://www.zdnet.com/article/china-developing-600-mph-airles...
Note that it's an above-ground system because the costs of building underground are utterly ridiculous for long distances.