Stairway to The Cave of Pythagoras, Mount Kerkis, Samos Island, North Aegean, Greek Islands, Greece, Europe

color image horizontal travel destinations travel samos greece europe no people outdoors day cave of pythagoras mount kerkis samos island north aegean greek islands rock formation rock tree nature cliff landscape staircase mountain travel destination tourist destination tourist destinations rocks rock formations outdoor outside nobody no one no person mountains landscapes daytime cliffs