- Modern Marvels
TV-14 | History/Science
- Misterios del fondo del mar
TV-14 | History/Documentary
- The March on Washington: Keepers of the Dream
TV-14 | History/Politics
- Mysteries of Ancient Medicine
TV-14 | History
- The Making of the Mob: Chicago
TV-14 | History/Docudrama
- Martin Clunes Man and Beast
TV-14 | History/Animals
- The Manson Murders
NR | History/Documentary
- Mary Berry's Country House Secrets
NR | History/Cooking
- Modern Marvels: Then and Now
NR | History/Documentary
- Marked!
NR | History/Documentary
- Mystery of the Celtic Tomb
NR | History/Science
- Memories of D-Day
NR | History/Documentary
- Mexico
NR | History/Documentary
- Megapolis: The Ancient World Revealed
NR | History/Miniseries
- Metropolis
NR | History/Documentary
- Modern Marvels Essentials
NR | History
- The Music Hall: Troy NY's Monument to Sound
NR | History/Music
- Mysteries of the Bayeux Tapestry
NR | History/Documentary
- The Machines That Built America: Snack Sized
NR | History/Documentary
- Martin Scorsese Presents: The Saints
NR | History/Religious
- Marines in Combat
NR | History/Documentary
- Minnesota and the American Story
NR | History/Community
- Mystory
NR | History
- Mexico's Great Pyramids
NR | History/Documentary
- March to Justice
NR | History/Documentary
- Memory of China
NR | History
- Modern Warfare 2.0
NR | History/Documentary