The Endless Knot: Book Three in The Song of Albion Trilogy (Song of Albion (Westbow)) Stephen R. Lawhead

Fires rage in Albion: strange, hidden fires, dark-flamed, invisible to the eye. Llew Silver Hand is High King of Albion, but now the Brazen Man has defied his sovereignty and Llew must journey to the Foul Land to redeem his greatest treasure. The last battle begins, and the myths, passions, and heroism of an ancient people come to life as Llew faces his greatest test yet.