The Sentinelese people of North Sentinel island are an uncontacted tribe that have not yet discovered fire and will kill anyone who steps foot on their island.brThe Sentinelese people of North Sentinel island are an uncontacted tribe that have not yet discovered fire and will kill anyone who steps foot on their island.brIt may look like a typical island paradise - but be warned, because all is not as it seems in this mysterious landscape. The Indian Ocean island, which is about the .