Britania Group of Island at San Agustin, Surigao del Sur. This is one of the present attraction in Mindanao. Britania group of island consists of 24 islands in San Agustin, but you can only visit a few of them. You can see and feel the nature once you reach the area. Clear blue water, white sand, fresh air and tasty different seafoods in cheap price. These are the things you will encounter once you reach Britania.