There are still many "uncontacted" tribes in the world (http://en.wikipedia.org/wiki/Uncontacted_peoples http://en.wikipedia.org/wiki/Uncontacted_peoples). I fi

There are still many "uncontacted" tribes in the world (http://en.wikipedia.org/wiki/Uncontacted_peoples http://en.wikipedia.org/wiki/Uncontacted_peoples). I find the Sentinelese people most fascinating of them all. They violently fight anyone getting near their island. They are probably lucky to be on a place where not many resources can be extracted, so no body bothers them.