Tateyama Kurobe Alpine Route
The Tateyama Kurobe Alpine Route (立山黒部アルペンルート, Tateyama Kurobe Arupen Rūto) is a mountain sightseeing route between Tateyama, Toyama and Ōmachi, Nagano, Japan. Opened on June 1, 1971, it is 37 kilometres (23 miles) long, with a difference in elevation of as much as 1,975 metres (6,480 feet).
Source: Wikipedia — Tateyama Kurobe Alpine Route (CC BY-SA 4.0)