Amateur historian says claims proven "beyond reasonable doubt"
                                
                                
                                    (Newser) -
                                    Scotland may have a new, ancient celebrity to call its own, according to an amateur historian. In a  new book , Adam Ardrey claims King Arthur was actually Arthur Mac Aedan, the son of a Scottish king, whose "Camelot" was not Tintagel Castle in Cornwall, but a Scottish marsh—and...