The book includes two science fiction novels by the famous Italian writer Mino Milani, “In the Land of Huge Footprints” and “The Secret of the Ancient Well,” which tell about the adventures of our contemporaries on the small Icelandic island of Oak, on the shores of the Amazon, in the jungles of South America, and also several short stories, also extremely attractive. Fantastic, incredible situations, a sharp dynamic plot, the brightness of the character of the main character - Martin Cooper - make any reader - both children and adults - follow the events with excitement.