The path is signposted, when there is a wide fork you have to continue straight on to the right.
When we are close it can already be seen on the left. There is no path, you have to leave the road and cross the field.
They are two different buildings: the one we see from the road, which consists of a hermitage and tombs, and the one we see when we approach on the left on the rocks, which consists of a kind of grazing shelter.