Castello del Moro (Koule)
Old harbour entrance, Heraklion, Greece
Castello del Moro, widely known in Heraklion as Koule or Koules, is the Venetian sea fortress that guards the entrance to the city’s old harbour. The Municipality of Heraklion identifies it as a waterfront Venetian stronghold, while official cultural material places the monument under the Ephorate of Antiquities of Heraklion and lists it among the city’s visitable historic sites. Its position is unmistakable: it stands at the end of the harbour mole, directly tied to the port, sea wall and promenade rather than hidden within the inland street grid. For visitors, Koule works best as both a monument and a viewpoint. The masonry mass, carved lions of Saint Mark and two-level structure make clear that this was a defensive work built to protect a strategically important harbour. Municipal visitor information notes the commanding outlook from the battlements, which helps explain the relationship between the harbour, the old city and the wider line of Venetian fortifications. Even if you only walk around the exterior, it is one of the clearest places in Heraklion to grasp the city’s later maritime history after Knossos and the archaeological collections. When the interior is open, it adds a more contained monument visit to what is otherwise one of the city’s most open and photogenic waterfront walks.