On a sunny autumn day I made a beautiful hike over the Ducanfurgga. By postal bus I drove from Davos to the Sertig Valley. I started walking in Sertig Sand. 

For about five minutes I am back in the cold shadow at 2,240 meters. At the upper end of the Ducan Valley you can see the Ducanfurgga Pass.

See also in German  http://www.hikr.org/tour/post4111.html