No special access issues
Arrival and approach:
Coming from Sondrio, follow the indications towards Ponchiera / Arquino. Drive through Ponchiera and reach its exit. Drive for other 500 meters, then take the road on the left heading to the old power plant. Drive till you get to Masso d’Arquino and leave your car here.
Sasso Fidanken is about 300 meters further North from the car park. Go over the water pipe thanks to a small bridge on the right, then come back towards the power plant along the fence and reach the paved road. Follow the paved road. After 250 meters you will find the boulder on the right.