The island of Borneo -- the third largest island in the world -- conjures up images of a vast green tropical wilderness harbouring angel-eyed orang-utans, unique proboscis monkeys, exotic pitcher plants and the indigenous rhinoceros hornbill. From the world-famous Sepilok Orang-utan Sanctuary in Sabah to the splendid Omar Ali Saifuddien Mosque in Brunei; from lavishly decorated temples to rustiā¦