This tour starts at Setúbal train station and goes north towards Sesimbra. After climbing around the castle you will reach the path of windmills that crosses the heart of the Natural Park of Arrábida. The track than descends towards the sea and crosses the woods until it reachs the beach of Comenda. From there there is another climb back towards Setúbal where you will find the roman road of Viso. The tour ends at the train station of Setúbal.
One can take bicycles on train from Lisbon (ex: Roma/Areeiro) to Setúbal. The train crosses the bridge 25 of April and is operated by Fertagus (http://www.fertagus.pt/).