| ★ |  Top 10 Historical Secrets Governments Hid for Years | Top Picks Network @toppicksnetwork | 156 | Estados Unidos | |
| 6 |  Project OXCART - Top Secret Cold War Projects | Untold Archive @untoldarchive-i5k | — | Rumanía | 89 |
| 15 |  Operation PBJOINTLY - Top Secret Cold War Projects | Untold Archive @untoldarchive-i5k | — | Rumanía | 89 |
| 16 |  Hitler and the Mercedes - Benz 770 in WWII | Untold Archive @untoldarchive-i5k | — | Rumanía | 89 |
| 19 |  WWII, Top Secret Axis Files Declassified | | 474.8K | Francia | 88 |
| 17 |  The Cold War Secret That Was Buried for Decades | America's Most Controversial Secret Document | | 242.8K | Pakistán | 89 |
| 9 |  Cold War Secret: The Nuclear X-Ray Laser They Tried to Build ⚠️ | Untold Archive @untoldarchive-i5k | 8.3K | Rumanía | 89 |
| 8 |  James Stewart at World War 2 | Untold Archive @untoldarchive-i5k | 7.4K | Rumanía | 89 |
| 3 |  Dark Moments In History Experts Refuse To Talk About | Top 5 Scary Videos @top5scaryvideos | 5.8K | Canadá | 90 |
| 11 |  Operation PBHISTORY - Top Secret Cold War Projects | Untold Archive @untoldarchive-i5k | 3.5K | Rumanía | 89 |
| 7 |  CIA Secret Poison Pen | Cold War | Untold Archive @untoldarchive-i5k | 2.6K | Rumanía | 89 |
| 10 |  Project STARGATE - Top Secret Cold War Projects | Untold Archive @untoldarchive-i5k | 2.5K | Rumanía | 89 |
| 20 |  Zyklon B | WW2 | Untold Archive @untoldarchive-i5k | 1.7K | Rumanía | 88 |
| 4 |  Operation Gladio: Cold War secrets | Untold Archive @untoldarchive-i5k | 1.7K | Rumanía | 90 |
| 14 |  Soviet experimental rocket launchers in WWII | Untold Archive @untoldarchive-i5k | 1.6K | Rumanía | 89 |
| 2 |  Project CHATTER - Top Secret Cold War Projects | Untold Archive @untoldarchive-i5k | 1.5K | Rumanía | 90 |
| 5 |  Operation CHAOS: A hidden history - in 1967 | Untold Archive @untoldarchive-i5k | 1.3K | Rumanía | 89 |
| 12 |  Historical Secrets Revealed Years Later | Top Picks Network @toppicksnetwork | 582 | Estados Unidos | 89 |
| 1 |  CIA's Operation Mongoose revealed secrets - in 1960 | Untold Archive @untoldarchive-i5k | 71 | Rumanía | 90 |
| 13 |  Iraq War Secrets Revealed - The Truth Behind Classified US Documents | Everything History @everythinghistoryyt | 32 | — | 89 |
| 18 |  The History They Buried for Centuries | | 21 | Sudáfrica | 88 |