Central Alps Round Trip on the PostBus is pure alpine magic. Tackle four of the most impressive Alpine pass roads and negotiate a staggering total of 8000m/26,000ft of altitude by PostBus, all in one single day. The ultimate experience for Alpine enthusiasts!On Grimsel, You trundle past glittering reservoir lakes and enjoy many arresting views. Pass Nufenen, Switzerland’s highest Alpine transition negotiable by vehicle, truly gets pulses racing. The Gotthard, nicknamed “King of Mountain Passes”, has been an important north-south trans-Alpine connection since the times of the Roman Empire. En route to the Susten Pass, the tireless PostBus crosses no fewer than 25 bridges, and passes through just as many tunnels.Central Alps round trip PostBus operates only June through October.