Mabul Behind Closed Doors: More Than Just A Diving Point

What is Mabul’s biggest draw? I asked a friend who had been to the island a few years ago. “Oh, it’s simply one of the most beautiful islands in Sabah, perfect for snorkelling and diving,” she exclaimed. Sounds like a stereotypical answer you would get when asked about any island, doesn’t it? So what exactly sets Mabul apart from the rest?