Neil Oliver discovers how it was that mysterious flotsam washed up on the Galway shoreline via the Gulf Stream, and inspired Columbus's accidental discovery of America. Show more
Discover 11,128,835 listings and 279,607 playable programmes from the BBC
Neil Oliver discovers how it was that mysterious flotsam washed up on the Galway shoreline via the Gulf Stream, and inspired Columbus's accidental discovery of America. Show more