A.G. Riddle
35 books • 6 series
The Atlantis Trilogy
The Extinction Files
The Long Winter Trilogy
Multiverse
Origin Mysteries
![Cover of The Atlantis Gene [Dramatized Adaptation]](https://images.bookhype.com/covers/bc/13/9b2d2998-19cf-4ede-86d0-7dc3a38b31cb/9798874710491-fe6660e3e1951b1f4bf226-medium-cropped.jpg)
![Cover of The Atlantis Plague [Dramatized Adaptation]](https://images.bookhype.com/covers/37/15/9c40bb57-75e7-4ed2-80a1-8afe809d5173/9798874830489-0355dedf86803dbafcba79-medium-cropped.jpg)
![Cover of The Atlantis World [Dramatized Adaptation]](https://images.bookhype.com/covers/73/fe/9d13f34f-c6fc-40ac-ae32-8bdef5edef37/9798228270138-0d7f9219c46b9ea7dfcd06-medium-cropped.jpg)
Origin Mystery
Book #3: Atlantis World
35 books • 6 series
Book #3: Atlantis World