In 2005 the BBC showed the first of a series of music programmes called Transatlantic Sessions bringing together musicians from Scotland, Ireland, England and the USA all of whom played traditional folk music.
A stroke of genius really because America's folk, country and bluegrass grew out of the music that immigrants from the 'old world' had taken with them to their new life in the 'new world' The music is a wonderful blend of all those traditions and it ran for six series.
They should make some more programmes. There is a shortage of good music on TV!
Part 1 is here -