This grade 1 via ferrata starts with a lift ride from Misurina to the Refuge Col. De Varda. The lift is open from July to mid September. From the refuge you walk up to the end point near Refuge Auronzo.
There is about 400 meters of ascent involved and the route will take about five hours to complete. There is about 400 meters of protected path and via ferrata equipment is advised unless you are a very experienced climber. Look out for marmots on the path.
From Refuge Auronzo you can catch a bus back to Lake Misurina.
Reference - Via Ferrata of the Italian Dolomites: Volume 1 by John Smith and Graham Fletcher. Published by Cicerone, UK. ISBN1 85284 362 4.