Mage Fort also known as San Diego Fort, is located in West Bay, West end. Fort was built on the castle with a long history, more than triple baiwushiduo years ago. The Macau Government built before the year 1622 the Fort, to the entrance to the defense of Macau by sea. When Fort area of longitudinal 150 steps, cross 55 steps, about triple ten feet from the sea, suitable for gun battle. Fort rock pool, can be used for water storage purposes, underground and reservoir.

Within the Castle, has a small Catholic Church, named James boxiaotang, and used for soldiers visit Fort. Church has exquisite statue of James Berkeley and Notre Dame whole-flower, Queen Yi Shabei tile images.

In 1981, the Castle rebuilt San Diego Hotel, but maintain the original character of city walls, tunnels, Church heritage and design associate of Portuguese style, the hotel is divided into four layers, tiers architecture between paths that are connected with cloister, White exterior walls and red roofs, green shanse, stand out.

Transport: bus 6, 8, 9, 28B