Vikings
Vikings 2013 · History · Ended
Pawn Stars
Pawn Stars 2009 · History · Airing
Ancient Aliens
Ancient Aliens 2009 · History · Airing
The Curse of Oak Island
The Curse of Oak Island 2014 · History · Airing
SIX
SIX 2017 · History · Ended
American Pickers
American Pickers 2010 · History · Airing
Alone
Alone 2015 · History · Unconfirmed
Forged in Fire
Forged in Fire 2015 · History · Airing
Mountain Men
Mountain Men 2012 · History · Airing
Knightfall
Knightfall 2017 · History · Ended
Project Blue Book
Project Blue Book 2019 · History · Ended
The UnXplained
The UnXplained 2019 · History · Airing
The Secret of Skinwalker Ranch
The Secret of Skinwalker Ranch 2020 · History · Airing
The UnBelievable with Dan Aykroyd
The UnBelievable with Dan Aykroyd 2023 · History · Airing
Swamp People
Swamp People 2010 · History · Airing
History's Greatest Mysteries
History's Greatest Mysteries 2020 · History · Airing
The Proof Is Out There
The Proof Is Out There 2021 · History · Airing
The UnXplained Special Presentation
The UnXplained Special Presentation 2023 · History · Airing
World War II with Tom Hanks
World War II with Tom Hanks 2026 · History · Airing
Modern Marvels
Modern Marvels 1993 · History · Unconfirmed
Counting Cars
Counting Cars 2012 · History · Ended
The Food That Built America
The Food That Built America 2019 · History · Unconfirmed
Beyond Skinwalker Ranch
Beyond Skinwalker Ranch 2023 · History · Airing
Mysteries Unearthed with Danny Trejo
Mysteries Unearthed with Danny Trejo 2024 · History · Airing
Secrets Declassified with David Duchovny
Secrets Declassified with David Duchovny 2025 · History · Airing
Hatfields & McCoys
Hatfields & McCoys 2012 · History · Ended
Roots
Roots 2016 · History · Ended
The Curse of Oak Island: Drilling Down
The Curse of Oak Island: Drilling Down 2015 · History · Airing
History's Greatest Escapes with Morgan Freeman
History's Greatest Escapes with Morgan Freeman 2021 · History · Airing
The Mega-Brands That Built America
The Mega-Brands That Built America 2023 · History · Airing