- How the Nazis Lost the War
NR | History/Documentary
- High Life: Forest Canopy
NR | Documentary/Special
- Hunt for the Missing: Chicago
NR | Documentary/Crime
- Hero Dogs
NR | Animals/Documentary
- Historic Places with Elsa Sevilla: California History
NR | History/Documentary
- The Hillside Strangler
NR | Documentary
- Hidden UK
NR | Documentary/Nature
- He Killed Them All? The Robert Durst Investigation
NR | Documentary/Crime
- Hidden Histories
NR | History/Documentary
- How to Build a City
NR | History/Documentary
- Hitler's British Island
NR | Documentary
- A History of the World in Six Glasses
NR | History/Comedy
- Habla Ya, Part II
NR | Comedy/Documentary
- How Did They Fix That?
NR | Documentary
- Heart of the Matter
NR | Documentary
- Hiroshima: Minute by Minute
NR | History/Documentary
- How To Have A Better Orgasm
NR | Health/Documentary
- The History of Food
NR | History/Miniseries
- Hollywood: The Great Stars
NR | Documentary/Special
- History by the Numbers
NR | History/Documentary
- The History of English
NR | History/Documentary
- Heval
NR | Documentary/Special
- Había una vez
NR | Documentary/Special
- Hoops Africa: Ubuntu Matters
NR | Documentary/Basketball
- Ho'omau: Joey's Journey
NR | Documentary
- Hollywood: No Sex, Please
NR | History/Documentary
- Hit the Road
NR | Travel/Documentary
- The Honey Trap: A True Story of Love, Lies and the FBI
NR | Documentary/Special
- The Hudsonville-Standale Tornado: 70 Years Later
NR | Documentary/Special
- Himalayan Tsunami
NR | Documentary/Special
- How the Earth Made Man
NR | Science/Miniseries
- Habla Mas
NR | Documentary/Special
- Hitchcock
NR | Biography/Special
- How Machines Work
NR | Science/Documentary
- Healing the Harm on Buffalo's East Side
NR | Documentary/Special
- The Heartbeat of Life
NR | Documentary/Special
- Heroines
NR | Documentary
- History's Greatest Warbirds
NR | Documentary/Aviation
- Health Diary: Women's Health Special
NR | Health/Documentary
- History's X-Files
NR | Documentary
- How to Start a Small Business
NR | Comedy/Documentary
- Horizon
NR | Science/Documentary
- History Uncovered
NR | History/Documentary
- Highway to the Arctic: Canada's Ice Roads
NR | Documentary/Special
- Haiti On Fire
NR | Documentary/Special
- Henry David Thoreau
NR | Documentary
- Heartbeat of MY Soul
NR | Documentary/Special
- Hot Roads: The World's Most Dangerous Roads
NR | Documentary
- Hometown Stories
NR | Community/Documentary
- History Vault: The President Has Been Shot
NR | History/Documentary
- Hercules and the Conquest of Cinema
NR | Documentary/Special
- Held In Minnesota: Untold Wwii Pow Stories
NR | History/Documentary
- History Remembers George H.W. Bush
NR | History/Biography
- How America Works
NR | Documentary
- Harold Shipman
NR | Documentary/Biography
- Hupa Fire: Traditional and Cultural Fire Management
NR | Documentary
- Hiseerie
NR | Documentary/Paranormal
- Hidden Australia
NR | Documentary/Nature
- House On Fire
NR | Reality/Documentary
- Historias de mujeres
NR | Documentary
- How Sex Changed the World
NR | Science/Documentary
- Havencrest Castle: A Very Special Place
NR | Documentary/Special
- How World War II Changed America
NR | Documentary/Special
- Hell on Wheels
NR | Documentary/Rodeo
- The Hidden Side of World War II
NR | History/Documentary
- Hunting History With Steven Rinella
NR | History/Documentary
- Hirohito
NR | History/Documentary
- The Hidden Map
NR | Documentary/Special
- HI$TORY
NR | History/Documentary
- History: The Interesting Bits
NR | History/Documentary
- The Heiress and the Heist
NR | Documentary
- History of the World in Two Hours
NR | Documentary/World history
- Home Disaster Zone
NR | Comedy/Documentary
- Hunters of the Forest
NR | Animals/Documentary
- Henry V: Leader for the Ages
NR | History/Documentary
- Helping Hands
NR | Documentary
- Hidden High Tech
NR | Documentary/Technology
- Historias de vida
NR | Documentary/Biography
- Helicopter ER
NR | Reality/Documentary
- Hollywood on Hamilton: Remembering Hess's
NR | Documentary/Special
- Herbal Symphony
NR | Documentary/House/garden
- The History of Home Narrated by Nick Offerman
NR | Miniseries/Documentary
- How I Caught the Killer
NR | Documentary/Crime
- Henry Knox: Resolve Forged By Revolution
NR | Documentary/Special
- Heinz: The Ketchup Kings
NR | Documentary/Biography
- Heirloom: Guitar
NR | Documentary/Special
- The Humboldt Current
NR | Documentary/Nature
- Hurricane Katrina: Race Against Time
NR | Documentary
- House of Maduro: Palace to Prison
NR | Documentary/Special
- Hidden Germany
NR | Documentary/Special
- The House That Dragons Built
NR | Entertainment/Documentary
- The Health of Our Oceans
NR | Science/Documentary
- Hunters
NR | Outdoors/Documentary
- HGTV Urban Oasis 2020
NR | Documentary/Special
- Humans Vs. Everything
NR | Comedy/Documentary
- Harlem Globetrotters: America's Greatest Show
NR | Documentary/Special
- Historias por Contar
NR | News/Community
- Heavy Metal Task Force
NR | Documentary/Technology
- The Hunt for the Slave Ship Guerrero
NR | History/Documentary
- A Home for Hope
NR | Community/Documentary