Karen Darke goes into the unknown with modern-day explorers. She meets John Blashford Snell, who led the first expedition to conquer the Blue Nile. Show more
Discover 11,128,835 listings and 277,897 playable programmes from the BBC
Karen Darke goes into the unknown with modern-day explorers. She meets John Blashford Snell, who led the first expedition to conquer the Blue Nile. Show more