| 1 | The World: A Family History of Humanity | Simon Sebag Montefiore | 68.2 hrs |
| 2 | The Power Broker: Robert Moses and the Fall of New York | Robert A. Caro | 66.1 hrs |
| 3 | Europe: A History | Norman Davies | 63.4 hrs |
| 4 | The Ancient Wisdom Collection: Meditations, the Art of War, The Book of Five Rings, Tao Te Ching & Many More Classic Works | Frederick the Great | 61.7 hrs |
| 5 | The Age of Faith: A History of Medieval Civilization (Christian, Islamic, and Judaic) from Constantine to Dante, AD 325–1300 | Will Durant | 61.6 hrs |
| 6 | 1942: Crux of War | Jonathan Parshall | 60.2 hrs |
| 7 | The Complete Ethiopian Bible, 70 Book Apocrypha, Books of Enoch, Dead Sea Scrolls & Nag Hammadi Scriptures: The Lost Books of the Bible Including the Book of Jubilees, 1 & 2 Enoch, Jasher, Esdras, Gospel of Thomas, Mary & More | Greek Sources | 59.4 hrs |
| 8 | The Civil War: A Narrative, Vol. 3: Red River to Appomattox | Shelby Foote | 58.5 hrs |
| 9 | The Book of Household Management | Mrs. Isabella Beeton | 58.4 hrs |
| 10 | The Glory and the Dream: A Narrative History of America, 1932–1972 | William Manchester | 57.5 hrs |
| 11 | Rousseau and Revolution: A History of Civilization in France, England, and Germany from 1756, and in the Remainder of Europe from 1715 to 1789 | Ariel Durant | 57.4 hrs |
| 12 | The Rise and Fall of the Third Reich: A History of Nazi Germany | William L. Shirer | 57.2 hrs |
| 13 | The Decline of the West: Volume 1: Form and Actuality and Volume 2: Perspectives of World History | Oswald Spengler | 55.9 hrs |
| 14 | A Patriot’s History of the United States, Updated Edition: From Columbus’ Great Discovery to America’s Age of Entitlement | Michael Allen | 55.8 hrs |
| 15 | History of the World (Updated) | J. M. Roberts | 54.8 hrs |
| 16 | History of the Russian Revolution | Leon Trotsky | 53.1 hrs |
| 17 | The Civil War: A Narrative, Vol. 2: Fredericksburg to Meridian | Shelby Foote | 52.9 hrs |
| 18 | The Antiquities of the Jews | Flavius Josephus | 51.8 hrs |
| 19 | Churchill: Walking with Destiny | Andrew Roberts | 50.5 hrs |
| 20 | Our Oriental Heritage | Will Durant | 50.3 hrs |
| 21 | A Patriot’s History of the United States: From Columbus’s Great Discovery to the War on Terror | Michael Allen | 50.2 hrs |
| 22 | The Reformation: A History of European Civilization from Wycliffe to Calvin, 1300–1564 | Will Durant | 50.1 hrs |
| 23 | Stalin, Volume II: Waiting for Hitler, 1929-1941 | Stephen Kotkin | 49.8 hrs |
| 24 | Abraham Lincoln: A Life (Volume One) | Michael Burlingame | 49.4 hrs |
| 25 | Global Crisis: War, Climate Change, & Catastrophe in the Seventeenth Century | Geoffrey Parker | 48.7 hrs |