So, for example, http://mapfight.appspot.com/africa-vs-europe, http://mapfight.appspot.com/africa-vs-cn, http://mapfight.appspot.com/africa-vs-in, or my favorite http://mapfight.appspot.com/africa-vs-gl
So, for example, http://mapfight.appspot.com/africa-vs-europe, http://mapfight.appspot.com/africa-vs-cn, http://mapfight.appspot.com/africa-vs-in, or my favorite http://mapfight.appspot.com/africa-vs-gl