The Fires Of Lan-Kern: Peter Tremayne

Book I of Lan-Kern. Lan-Kern is a Celtic world equally of both the past and the future...The crew of the nuclear submarine return from a Polar trip to find a British landscape completely devoid of life. The disoriented crew search in vain, only to find mutated animals and ruins. Then the overworked nuclear drive explodes, leaving crew member and botanist Frank Dryden alone in the forbidding world. He is befriended by the Celtic Tribe of Lan-Howlek, but soon drawn into their bloody battle with the evil followers of the witch Nelferch and he must undergo the painful and terrifying initiation rites of a Druidic healer, so that he may search for the holy relic, An Kevryn, the secret key to the Universe. Cover art by Tim White.