- The Lincoln Assassination
TV-14 | History/Documentary
- Lucy Worsley Investigates: The American Revolution
TV-14 | History/Documentary
- La megatumba china: secretos de terracota
TV-14 | History/Documentary
- Legends & Lies: The Real West
TV-14 | History/Documentary
- The Last Pope?
TV-14 | History/Religious
- LA Riots: As We Watched
TV-14 | History/Documentary
- Lost Treasures of the Bible
TV-14 | History
- Lost Secrets
TV-14 | History/Travel
- Lost Treasures of Ancient Greece
TV-14 | History/Documentary
- Liberation: D-Day to Berlin
TV-14 | History/Documentary
- Lucy Worsley's Royal Myths & Secrets
TV-14 | History/Documentary
- L.A. Burning: The Riots 25 Years Later
TV-14 | History/Documentary
- Las líneas de Nazca: secretos ocultos
TV-14 | History/Documentary
- La raíz doble: La milpa, colectiva humana y vegetal
NR | History/Community
- Lehigh Valley 1776
NR | History/Special
- Lived History the Story of Wind River
NR | History/Special
- Leonardo da Vinci, the universal man
NR | History/Art
- Los archivos secretos del No-Do
NR | History/Documentary
- The Life and Legacy of Lindsey Graham
NR | History/Special
- The Last Persian Shah
NR | History/Documentary
- Los años heridos
NR | History/Docudrama
- Lectures in History
NR | History/Educational
- The Last White Knight
NR | History/Documentary
- The Last Avenger
NR | History
- LA64
NR | History/Travel
- Lost Relics of the Knights Templar
NR | History/Documentary
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