The last tunnel, the fifty seven kilometres (35 mi) Gotthard Base Tunnel (a double-tube railway tunnel), opened in 2016. At close to 500 metres over sea degree, it provides for The very first time a flat route from the massif plus the Alps with the northern plains at Erstfeld to https://codychkmn.vblogetin.com/35966038/the-greatest-guide-to-verkehrsinfos-schweiz-gotthard