Breakfast and departure for Tolo. We will visit the two beautiful islands of Hydra and Spetses on a local boat cruise. Our first stop is Hydra with its historic architecture, excellently preserved, famous for its donkey rides. We will see the mansion of Topazis, Kountouriotis, Voudouris, as well as the Cathedral (17th century). Free time. Our next stop is Spetses, an important power during the war of independence of 1821 dominated by Bouboulina, where we will visit her house, the house-museum of the first Governor of the island Hatzigiannis Mexis and the church of Agios Nikolaos .Return to Nafplio and free time. Overnight.