Archangel:When historian Fluke Kelso learns of the existence of a secret notebook belonging to Josef Stalin he is determined to track it down, whatever the consequences. From the political intrigue and decadence of modern Moscow he heads north - to the vast forests surrounding the White Sea port of Archangel, and a terrifying encounter with Russia's unburied past.Fatherland:Fatherland is set in an alternative world where has won the Second World War. It is April 1964 and one week before 's 75th birthday. Xavier March, a detective of the Kriminalpolizei, is called out to investigate the discovery of a dead body in a lake near Berlin's most prestigious suburb. As March discovers the identity of the body, he uncovers signs of a that could go to the very top of the German Reich.Enigma:March 1943, the war hangs in the balance, and at Bletchley Park Tom Jericho, a brilliant young codebreaker, is facing a double nightmare. The Germans have unaccountably changed their U-boat Enigma code, threatening a massive Allied defeat. And as suspicion grows that there may be a spy inside Bletchley, Jericho's girlfriend, the beautiful and mysterious Claire Romilly, suddenly disappears.The Ghost:A body washes up on the deserted coastline of America's most exclusive holiday retreat. But it's no open-and-shut case of . The death of Robert McAra is just the first piece of the jigsaw in an extraordinary plot that will shake the very foundations of international security.Pompeii:During a sweltering week in late August, as Rome's richest citizens relax in their villas around Pompeii and Herculaneum, there are ominous warnings that something is going wrong. Wells and springs are failing, a man has disappeared, and now the greatest aqueduct in the world - the mighty Aqua Augusta - has suddenly ceased to flow . .