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.

War seethed across the planet. Machines soared through the air, churned through the seas, crawled across the surface, pushing ever forward, carrying death. Earth was engaged in titanic struggle. Germany, Russia, France, China, Japan: the maps were changing day by day. The hostilities spread in ever-widening ripples of destruction: Britain, Italy, Africa...the fate of the world hung in the balance. Then the real enemy came.

It's 1974, and Jerry Stieglitz is a grad student in marine biology at UCLA with a side gig selling short stories to science fiction magazines, just weeks away from marrying his longtime fiancée. Then his life is upended by grim-faced men from three-letter agencies who want him to join a top-secret "Project Azorian" in the middle of the north Pacific Ocean—and they really don't take "no" for an answer. Further, they're offering enough money to solve all of his immediate problems.

The New York Times best-selling master of alternate history delivers the captivating first novel in his new World War II series. Harry Turtledove imagines how the war in Europe would have ended had British prime minister Chamberlain refused to allow Hitler's annexation of the Sudetenland.

The 'Wasting' (HIV) has caused devastating destruction throughout the known world and severely limited the development of technology as well, creating a mid-nineteenth century England and London almost unrecognizable to us. This is the world Viola is born into. Extremely intelligent and growing up in a house full of medical books which she reads, she dreams of traveling to far-off places, something she can only do via books since her actions and movements are severely restricted by law custom.

In the extraordinary Worldwar tetralogy, set against the backdrop of World War II, Harry Turtledove, whom Publishers Weekly has called the "Hugo-winning master of alternate SF," wove an explosive saga of world powers locked in conflict against an enemy from the stars.

In 1920, as veterans question the very nation they fought for, socialist Upton Sinclair challenges Teddy Roosevelt for the presidency. And in the defeated Confederacy, a fiery racist whips his followers into a frenzy.

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 and decimated its manpower. Then, Andries Rhoodie, a strange man with an unplaceable accent, approaches Lee with an extraordinary offer. Rhoodie demonstrates an amazing rifle: its rate of fire is incredible, its lethal efficiency breathtaking - and Rhoodie guarantees unlimited quantities to the Confederates. The name of the weapon is the AK-47.

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. But that was centuries ago, and as everyone knows, its the nature of the great Glacier to withdraw a few feet every year. Trasamund, a clan chief of the mammoth-herding Bizogots, the next tribe north, has come to town with strange news. A narrow gap has opened in what they'd always thought was an endless and impregnable wall of ice.

MacKinlay Kantor, Pulitzer Prize-winning author and master storyteller, shows us how the South could have won the Civil War, how two small shifts in history (as we know it) in the summer of 1863 could have turned the tide for the Confederacy. What would have happened: to the Union, to Abraham Lincoln, to the people of the North and South, to the world?

A supervolcanic eruption in Yellowstone Park sends lava and mud flowing toward populated areas, and clouds of ash drifting across the country. The fallout destroys crops and livestock, clogs machinery, and makes cities uninhabitable. Those who survive find themselves caught in an apocalyptic catastrophe in which humanity has no choice but to rise from the ashes and recreate the world.

Publius Quinctilius Varus, a Roman politician, is summoned by the Emperor, Augustus Caesar. Arminius, a prince of the Cherusci, is playing a deadly game. He serves in the Roman army, gaining Roman citizenship and an officer's rank, and learning the arts of war and policy as practiced by the Romans. An epic battle is brewing, and these two men stand on opposite sides of what will forever be known as the Battle of the Teutoberg Forest---a ferocious, bloody clash that will change the course of history.

Senior investigator Khalid al-Zarzisi is a modern man, a product of the unsurpassed educational systems of North Africa and the Middle East. Liberal, tolerant, and, above all, rich, the countries and cultures of North Africa and the Middle East have dominated the globe for centuries. But one region has festered for decades: Europe. Now, Khalid has been sent to Rome, ground zero of backwater discontent. He and his partner Dawud have been tasked with figuring out how to protect the tinpot Grand Duke, the impoverished Pope, and the overall status quo.

"Why Trump Wins Again," The Ultimate Gift for Your Democrat Neighbor and MAGA Allies Alike! Dive into the pages that explain the victory that stunned the world. Perfect for those who need enlightenment and those who want to relive the glory! Donald Trump won the presidency thanks to his resilience in the face of multiple challenges and attacks. Accused of insurrection, banned from Twitter, criminally indicted, civilly prosecuted, the victim of two assassination attempts, he stayed in the course despite it all, turning the attacks around, smiling as he made French fries, parading around in ...

On December 7, 1941, the Japanese launched an attack against U.S. naval forces stationed in Pearl Harbor, Hawaii. But what if the Japanese followed up their air assault with an invasion and occupation of Hawaii? This is the question explored by Harry Turtledove in Days of Infamy, with frightening implications.