"Ghosts of Sicily" by Mark Harmon and Leon Carroll is a 2026 hardcover book published by HarperCollins Focus. The book delves into the history of the United States during the 20th century, specifically focusing on military aspects of World War II and modern wars and conflicts. With a total of 304 pages, this book offers a detailed exploration of the ghosts of Sicily, making it a compelling read for those interested in military history and the events of the 20th century.