| The Atlantis Gene: A Thriller (The Origin Mystery, Book 1) by A.G. Riddle The greatest mystery of all time...the history of human origins...will be revealed.In Antarctica, researchers discover a mysterious structure, buried in ice. In a lab in Jakarta, an autism researcher identifies a revolutionary treatment that could change everything.But these two incredible discoveries aren’t what they seem. They will... Today's Bargain Price: $3.99 Or FREE with  Categories: All Fantasy; All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Atlantis Plague: A Thriller (The Origin Mystery, Book 2) by A.G. Riddle An ancient pandemic returns—and this time, humanity may be altered forever.The race to stop the Atlantis Plague has begun.Buy now and continue the worldwide bestselling series that began with The Atlantis Gene (note: Kindle Unlimited subscribers can also read for free).Selected Praise For A.G. Riddle“This is apocalyptic sci-fi at its... Today's Bargain Price: $5.99 Or FREE with Categories: Action and Adventure; All Fantasy; All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| Winter World (The Long Winter Trilogy Book 1) by A.G. Riddle * Longlisted for the 2019 Wilbur Smith Award for best published novel. *In the near future, a new ice age has begun.Humanity stands on the brink of extinction.Desperate for answers, scientists send probes into the solar system to take readings. Near Mars, a probe spots a mysterious object drifting toward the Sun. Is it the cause of the... Today's Bargain Price: $4.99 Or FREE with Categories: All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Solar War (The Long Winter Trilogy Book 2) by A.G. Riddle * Now a Wall Street Journal bestseller! *We thought the war was over.We were wrong.They decimated Earth during the Long Winter.Now the grid has returned, and they won't stop until the human race is extinct.On a ruined world, humanity's last survivors fight against impossible odds. In their darkest hour, they discover a new hope for... Today's Bargain Price: $5.99 Or FREE with Categories: All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Lost Colony (The Long Winter Trilogy Book 3) by A.G. Riddle Can humanity survive on a new world?On Eos, the last survivors of the Long Winter face their greatest challenge yet—and race to unravel the deepest secrets of the grid. It’s a journey across space and time and into humanity’s past and future—with a twist you’ll never forget.Buy the thrilling conclusion to The Long Winter... Today's Bargain Price: $5.99 Or FREE with Categories: All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Lost Colony (The Long Winter Trilogy Book 3) by A.G. Riddle Can humanity survive on a new world?On Eos, the last survivors of the Long Winter face their greatest challenge yet—and race to unravel the deepest secrets of the grid. It’s a journey across space and time and into humanity’s past and future—with a twist you’ll never forget.Buy the thrilling conclusion to The Long Winter... Today's Bargain Price: $5.99 Or FREE with Categories: All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Atlantis Trilogy (Box Set) by A.G. Riddle * NOTE: This box set is available for a limited time only * For the first time ever, get all three books in the Atlantis trilogy in one box set--at over 50% OFF the price of the books together. This box set is almost 1,200 pages in print and will be available to purchase or borrow in Kindle Unlimited for only a short period of... Today's Bargain Price: $7.99 Or FREE with Categories: All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Atlantis Trilogy (Box Set) by A.G. Riddle * NOTE: This box set is available for a limited time only * For the first time ever, get all three books in the Atlantis trilogy in one box set--at over 50% OFF the price of the books together. This box set is almost 1,200 pages in print and will be available to purchase or borrow in Kindle Unlimited for only a short period of... Today's Bargain Price: $7.99 Or FREE with Categories: All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Origin Mystery (3 Book Series) by A.G. Riddle From Book 1: THE GREATEST MYSTERY OF ALL TIME... THE HISTORY OF HUMAN ORIGINS... WILL BE REVEALED. * * * Read the novel that started it all: The Atlantis Gene is the first book in A.G. Riddle’s bestselling Origin Mystery trilogy, which has sold OVER THREE MILLION COPIES WORLDWIDE (in twenty languages) and received over... Today's Bargain Price: $15.97 Categories: All Mystery, Crime & Thrillers; All Science Fiction | | |
| The Atlantis World (The Origin Mystery, Book 3) by A.G. Riddle A mysterious signal from deep space may be humanity’s last chance of survival.And could reveal the ultimate truth of our origins. The race to unravel the secrets of the Atlantis world has begun.Buy now and experience the thrilling conclusion the worldwide bestselling series that began with The Atlantis Gene (note: Kindle Unlimited... Today's Bargain Price: $5.99 Or FREE with Categories: Action and Adventure; All Fantasy; All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Extinction Files (Box Set) by A.G. Riddle * NOTE: This box set is available for a limited time only * For the first time ever, get the complete Extinction Files series in one box set--at over 50% OFF the price of the books together. This box set is over 1,200 pages in print and will be available to purchase or borrow in Kindle Unlimited for only a short period of time.... Today's Bargain Price: $5.99 Categories: All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| The Extinction Files (Box Set) by A.G. Riddle * NOTE: This box set is available for a limited time only * For the first time ever, get the complete Extinction Files series in one box set--at over 50% OFF the price of the books together. This box set is over 1,200 pages in print and will be available to purchase or borrow in Kindle Unlimited for only a short period of time.... Today's Bargain Price: $5.99 Categories: All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| Departure by A. G. Riddle From the author of the #1 bestselling The Atlantis Gene comes a new novel in which the world’s past and future rests in the hands of five unwitting strangers in this definitive edition of A. G. Riddle's time-traveling, mind-bending speculative thriller.En route to London from New York, Flight 305 suddenly loses power and crash-lands... Today's Bargain Price: $9.99 Categories: All Mystery, Crime & Thrillers; All Science Fiction | | |
| Pandemic (The Extinction Files Book 1) by A.G. Riddle Around the world, a deadly outbreak spreads.The CDC and WHO race to stop it, but they soon learn that this pandemic hides a dark secret. It may be the start of a scientific experiment that could alter the human race forever—and reveal a shocking truth about our future.Experience the groundbreaking novel that will change everything you... Today's Bargain Price: $3.99 Or FREE with Categories: Action and Adventure; All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
| Genome (The Extinction Files Book 2) by A.G. Riddle A code hidden in the human genome will reveal the ultimate secret of human existence.And could hold humanity’s only hope of survival.Genome concludes The Extinction Files, the two-book series that began with Pandemic. It’s a race against time—and an exploration into the deepest mysteries of human existence (with a twist at the end... Today's Bargain Price: $7.99 Or FREE with Categories: Action and Adventure; All Mystery, Crime & Thrillers; All Romance; All Science Fiction | | |
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A.G. Riddle spent ten years starting internet companies before retiring to pursue his true passion: writing fiction.
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