- It Started Here: Early Arkansas and the Louisiana Purchase
TV-G | History/Documentary
- Images of the Civil War
TV-G | History/Documentary
- In Search of History
TV-G | History/Documentary
- Inside North Korea
NR | History/Documentary
- Impossible Escapes: Civil War
NR | History/Documentary
- Ice Age America
NR | History/Documentary
- Inside Hitler's Killing Machine
NR | History
- In Search of Doc Holliday
NR | History/Documentary
- Il mix delle 23
NR | History/Biography
- Instruments of Death
NR | History/Documentary
- Imperio perdido de la Isla de Pascua
NR | History/Documentary
- The Inquisition
NR | History/Religious
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