One Christmas, a knight garbed all in green appears in King Arthur's Court and challenges any knight to hew off his head on the proviso that he be allowed to return the axe stroke afterwards.
He then ventures deep into the wild to hunt down the mysterious Green Knight, an unusual and sinister giant haunting the kingdom in a fantasy retelling of the Arthurian legend.
Poet Simon Armitage goes on the trail of one of the jewels in the crown of British poetry Sir Gawain and the Green Knight written about 600 years ago by an unknown author The poem has got just ...