Harry Turtledove

A dashing master spy takes on the enemies of the Byzantine Empire and discovers impossible inventions like gunpowder and telescopes in a magnificent romp from the maestro of alternate-history science fiction....

At the bloody height of World War II, the deadliest enemies in all of human history were forced to put aside their hatreds and unite against an even fiercer foe....

Yet even in the shadow of this inexorable foe, the United States, the Soviet Union, and Nazi Germany are unable to relinquish their hostilities and unite against a massive new wave of extraterrestrials....

Set in the same universe as the Worldwar series, the Colonization series brings us to Earth in the 1960s, where four superpowers rule....

With his epic novels of alternate history, Harry Turtledove shares a stunning vision of what might have been - and what might still be....

Communist China, Japan, Nazi Germany, the United States: they began World War II as mortal enemies....

An alien assault changed everything. Nuclear destruction engulfed major cities, and the invaders claimed half the planet before an uneasy peace could be achieved....

War seethed across the planet. Machines soared through the air, churned through the seas, crawled across the surface, pushing ever forward, carrying death....

Count Hamnet Thyssen is a minor noble of the drowsy old Raumsdalian Empire. Its capital city, Nidaros, began as a mammoth hunters camp at the edge of the great Glacier....

Menedemos, the young dashing sea captain, and his helper (and cousin) the scholarly Sostratos, are back in their third adventure. This time around the two cousins end up in the Sacred Land, Jerusalem, where they encounter a strange religion....

Menedemos, the young dashing sea captain, and his helper, the scholarly Sostratos, are sea-traders from the Greek island of Rhodes. Fearless sailors, they will travel any distance to make a profit or to search for rich treasures....

Menedemos, the young dashing sea captain, and his helper (and cousin), the scholarly Sostratos, are back in a new adventure. Soon after their successful return to Rhodes the two cousins find that Greece is a dangerous place after the death of Alexander....

What if mankind's "missing link", the apelike Homo erectus, had survived to dominate a North American continent where woolly mammoths and saber-toothed tigers still prowled while the more advanced Homo sapiens built their civilizations elsewhere? This audiobook explores the idea....

David Fisher pushes paper for the EPA in a world that's a lot like ours...only different. In this California - and in the alternate US - gods are real, science doesn't exist, and magic rules everything, running imp-driven computers and creating bumper-to-bumper flying-carpet rush hours....

January 1864: General Robert E. Lee faces defeat. The Army of Northern Virginia is ragged and ill-equipped. Gettysburg has broken the back of the Confederacy....

In this compelling, disturbing, and extraordinarily vivid reshaping of American history, a war of secession has triggered a generation of madness. The tipping point has come at last....

It is 1943, the third summer of the new war between the Confederate States of America and the United States, a war that will turn on the deeds of ordinary soldiers and extraordinary heroes....

In 1914, the First World War ignited a brutal conflict in North America, with the United States finally defeating the Confederate States....

In 1914, they called it The Great War, and few could imagine anything worse. For nearly three decades, a peace forged in blood and fatigue has held sway in North America....

Hitler's Plan A was to win in a hurry, striking hard and deep into France. There was no Plan B. Now the war grinds on, and countries have been forced into strange alliances....