Kniha tajemství Ameriky – Série 4
| Epizoda | Název | Délka |
|---|---|---|
| S04E01 | The Secret Space Program | 42 min |
| S04E02 | Protecting the President | 42 min |
| S04E03 | The Freemason Factor | 42 min |
| S04E04 | FBI vs. MLK | 42 min |
| S04E05 | The Hunt for Hitler's Relics | 42 min |
| S04E06 | Inside Area 51 | 42 min |
| S04E07 | Doomsday Scenarios | 42 min |
| S04E08 | Mind Control | 42 min |
| S04E09 | Alien Disclosures | 42 min |
| S04E10 | Deadly Pandemics | 42 min |