The green Alonissos with beautiful beaches, the old town and a picturesque port is one of the most unspoiled islands. It is perfect for diving, fishing and water activities. The National Marine Park is situated in the coastal waters of Alonissos. It is the largest protected marine area in Europe with hundreds of species and of course island's symbol, the Mediterranean monk seal. You can reach Alonissos by ferries from Skiathos, Skopelos and mainland Greece.