How plausible is Pietro Caminadas plan for a waterway trough the alps?
http://query.nytimes.com/gst/abstract.html?res=F50D14F63C5A17738DDDAF0994DA405B888CF1D3
http://www.spiegel.de/wissenschaft/technik/0,1518,746956,00.html
http://query.nytimes.com/gst/abstract.html?res=F50D14F63C5A17738DDDAF0994DA405B888CF1D3
http://www.spiegel.de/wissenschaft/technik/0,1518,746956,00.html