This clip from episode one of the Doctor Who story 'The Enemy of the World' shows the Doctor, played by Patrick Troughton, going for a dip in the sea.
The 1967 episode is one of nine tracked down in a store room at a Nigerian TV station, where they were gathering dust.
Footage courtesy of BBC Worldwide.
More top news
Leicester City players have been celebrating their Premier League title after Spurs drew with Chelsea on Monday night.
Tonight western and northern areas will remain a little breezy with a few showers at times.
Leicester are Premier League champions after Tottenham conceded a two-goal lead in a bad-tempered 2-2 draw at Chelsea.