Pillar of Darkness now available

One of the novels the much-missed Dave Duncan wrote before he hied himself off to the great Unknown was¬†Pillar of Darkness.¬† Two hundred miles wide and higher than the moon, Sungoback has stood over central Africa for thirty years, a pillar of light by night and of darkness by day. Science cannot explain it; it destroys technology. What secret lies at its centre: aliens, eternal life, distant past, or far future? Most who venture inside…