Example image of eyePlorer eyePlorer map for 'Battle of the Winwaed': Mercia Oswiu of Northumbria Penda of Mercia Anglo-Saxons Great Britain Humber Tributary Cock Beck Elmet Leeds Pendas Fields River Wharfe Doncaster River Don, South Yorkshire River Went England Northumbria Battle of Hatfield Chase Battle of Maserfield Cadwallon ap Cadfan Edwin of Northumbria Gwynedd Oswald of Northumbria Bamburgh Bernicia Deira East Anglia Wales Stirling Bede Ecgfrith of Northumbria Historia Brittonum God Monastery Nun Prayer Cadafael Cadomedd ap Cynfeddw Kingdom of Gwynedd Œthelwald of Deira Æthelhere of East Anglia Henry of Huntingdon Peada of Mercia Charles Plummer Wulfhere of Mercia Æthelred of Mercia 655 November 15 Alhfrith of Deira Whinmoor Ælfflæd of Whitby