Coming from Pescara or from Bologna on A14 you take the junction Senigallia.After the tollhouse, follow the signs to Sassoferrato/Corinaldo, you are now on the SP 12.Keep driving until the junction Roncitelli, there you exit, keeping to the right.Left before the fly-over turn left, you are now on the Strada dei Castelli.Keep driving straight on until you see the sea on your right in the distance. Continue to the junction with the iron cross (2km) and turn left. You come to another junction where you turn left in the direction of Antica Armonia. Follow this road. When you reach the second sign for Antica Armonia keep driving straight on.At the end of this road, it seems you can't continue, but you can drive to the right past the house. This is an unpaved road. At one point, the road declines steeply. You will see Casa Ona situated on the left in the valley. When the road inclines slightly, turn left. You will pass an old house.Casa Onda is now right in front of you.Once past the mulberry trees, you can park your car.