The book "Boy Travelers Under Tents; or, The Mystery of the Sunken Submarine" was written by the popular American writer Edward Strathmeyer. This is an exciting adventure story about three brothers - Tom, Dick and Sam Rover, who go on an incredible journey between nature and challenges. A mysterious ship has sunk under the tents on the shore of the lake, and the boys decide to reveal this secret. They solve a series of mysteries, go on dangerous journeys and find themselves in the heart of adventure. Readers, along with the heroes, feel the adrenaline of risk and the skill of solving mysteries. "Boy Travelers Under Tents" is an exciting book that is full of friendship, courage and discoveries that await only its heroes.