"The Riddle of Engineer Hurov's Drawings" is a fascinating book written by the famous Ukrainian writer Oleksandr Oles. In this work, he tells the story of a talented engineer who disappeared under unknown circumstances, leaving behind only mysterious blueprints for his employees. The main characters go in search of the truth, unravel the keys to ancient mysteries and face danger. This book will meet elements of a detective story, an adventure novel, and a science fiction work. The author skillfully combines the mysteries of engineering science with a plot that keeps you tense until the last page. "The Riddle of Engineer Gurov's Drawings" will capture you from the first lines and will not let go until the very end, leaving behind a thirst for new discoveries and adventures.