Gravel Route, beginning and ending at the "Polo C - Serra d'Ossa no Centro de Cycling de Serra d'Ossa", located in Borba. Circular route, that leaves towards the mountains on the east side of the stream through eucalyptus vines. Cross the river and turn right to enter Aldeia de São Gregório with it's traditional white house. Here, follow through the vineyards until you reach tar. Turn left, go to Quinta do Zambujeiro and then turn right to go around the farm and enter , through the Nort, Rio de Moinhos, next to the EB1 School of Rio de Moinhos.