""An Island in the Air"" is a thrilling adventure novel written by Ernest Ingersoll. The story is set in the Mesa Country, a region in the southwestern United States known for its rugged terrain and natural wonders. The novel follows the journey of a group of explorers who set out to discover a mysterious island that is said to float above the mesas. The protagonist of the story is Jack, a young man who is fascinated by the legend of the floating...