Since the legendary Arthur allegedly held back the immigrant populations of Angles and Saxons in post-Roman Britain, many proposals have been made for his forward base. None, however, lies in exactly the right spot for the best deployment of his men. Looking for Camelot results from many years of seeking if reality could lie behind the legends. This hypothesis unveils a truly feasible 'Camelot' in the right place, with historical links to Arthur and a clue to the name Camelot. As for the legendary Avalon, there is indeed an island near Arthur's alleged last battlefield with intriguingly good qualifications.