Teraise and Ollie go head to head to captain the Heroes.
(Continues tomorrow at 5.10pm) (Repeat)
Then
Rewind: 1967: Chichester's Epic Voyage
Ten-year-old Julia Lavers is in Plymouth to welcome home Francis Chichester, the first man to sail his yacht single-handedly around the world.
(Subtitled)
(Repeated tomorrow morning on BBC2)