Zakynthos Marathonisi islet: The islet of Marathonisi is placed across the beach of Keri, in Laganas bay. It is not a single island but also includes two more small islets called "Pontikonisia". Its perimeter is just about a mile and can be reached by boat from Keri beach and Laganas bay. There are boats that have frequently itineraries to the islet; otherwise, you can hire a caique or take part in organized daily tours.
Marathonisi is not inhabited and keeps its characteristic pine, olive and green oak forests in excellent conditions. It has thick vegetation everywhere and it is one of the favourite Caretta-