(Arsiè and Seren del Grappa town councils)
Starting point: Seren del Grappa
Form the place of Seren del Grappa descend toward Caupo, keep the left till the place dedicated to Umberto I. On the left a road, called via Fenadora, go through the wide cultivated fields and reach the highroad to Valsugana. Enter this road and past the tunnel follow, on the right, the signs to Arsiè, and then those to Rocca and the Lago del Corlo. Arrived in the hamlet of Rocca and past the suspension bridge on the sheet of water, climb the road and at the first junction turn right towards "Pramozet". The unasphalted road climb hardly but you can enjoy the majestic scenery of the far peaks of the Lagorai chains; then cross the S.S. 141 highroad at the Casoni Pramozet and then descend and continue on the right through the wonderful Vallonera valley.
When you arrive at the crossing neat a sheet of water, descend on the left towards the valley bottom, and then, on foot continue through a stony path which goes round the foot of the Col dell'Asia.At the end of the unasphalted road, near Pian della Chiesa, enter the main road which covers the valley: few km in descent separate you from the end of the excursion.