Port of Mao Maó, Menorca Maó port is the second deepest natural water harbour in the world and approximately 5km in length, it’s a wonderful and interesting place to visit. The Marina and port area are just a short walk from Mao’s city centre and is approximately a 2 mile stretch of numerous boutiques, galleries, a casino, bars and restaurants. Along this stretch there is off course numerous fishing boats, yachts and speedboats anchored at the shoreline