Union Jacks and red post boxes can still be found in some of the most remote, inaccessible places on the planet - the far-flung islands still governed by Britain. of these wild places with evocative names like Tristan da Cunha, Ascension, Diego Garcia and Pitcairn. these isolated, patriotic communities. And along the way he's been threatened by elephant seals, chased by the Royal Navy and deported for spying.