Coming from Siena exit "Porta Tufi", towards via Cassia to Monteroni d'Arbia:

• ( blu road)  n. 1

•  road cassia, fork on the  right two  Colle Malameranda

this is  country road

10 kms

• (red thin road) N. 2

•  before  Monteroni d'Arbia through  Radi and then in direction Murlo after 2 kms you see the signal to "Pociano"

15 km of  asphalt road, and then  Radi  3 kms cauntry road.