In the Colorado Plateau Desert, a cowboy follows a river of sand into an undiscovered ruin.
A tunnel-boring operation between the Alaskan and Siberian peninsulas is stalled when its largest burrowing machine disappears into an abyss.
Sam Reilly leads a search and rescue mission for the missing ship and crew. What should be a simple operation quickly turns into something much more dangerous. He soon learns that all three strange events are irrevocably interwoven, and unlocking their connection may just hold the key to the survival of the human race. Free on Kindle.
Find more mystery, thriller and suspense titles like "The Aleutian Portal" by Christopher Cartwright on bestmysterynovels.net. Each day we feature a selection of free and discounted Kindle books in the Mystery, Thriller & Suspense genres.
Disclaimer: The price of the book above was accurate upon the publication date of January 30th, 2022. However, Kindle book prices are subject to change at anytime without notice. Remember to look closely at the book price before purchasing it. If you'd like to return a Kindle book that you purchased, you can do so by following these Kindle book return instructions.