Kurobe Gorge Railway
Originally built to aid the construction of the Kurobe Dam, the Kurobe Gorge Railway operate along a winding 20 kilometer stretch between Unazuki and Keyakidaira Stations. The exciting 80 minute journey leads across more than 20 bridges and through over 40 tunnels, and offers visitors panoramic views of the gorge below. The trains stop at a few stations along the way where visitor can get off and explore [ref].