Athos Sea Cruises sails four routes between five ports in Greece, mostly Ouranoupoli, Ormos Panagias and Ammouliani. From Ouranoupoli: Ammouliani, Agia Anna (Mount Athos) and Blue Lagoon (Diaporos). From Ormos Panagias: Ammouliani, Agia Anna (Mount Athos) and Blue Lagoon (Diaporos).