★ 7.8 1 
Best Documentary series on Discovery + (United States)
The most popular Documentary series you can stream on Discovery + in United States right now, ranked by viewers.
★ 7.8 1 
★ 6.9 2 Diners, Drive-Ins and Dives
★ 8.1 3 Expedition Unknown
★ 8.3 4 On the Case with Paula Zahn
★ 8.3 5 How the Universe Works
★ 7.2 6 Wheeler Dealers
★ 8 7 Evil Lives Here
★ 7.7 8 How It's Made
★ 8.6 9 Planet Earth
★ 7.8 10 Anthony Bourdain: No Reservations
★ 7.5 11 A Haunting
★ 7.1 12 Man vs. Wild
★ 8.1 13 Bizarre Foods with Andrew Zimmern
★ 6.6 14 Salvage Hunters
★ 8.6 15 Planet Earth II
★ 6.9 16 Who Do You Think You Are?
★ 7.9 17 Deadly Women
★ 8.8 18 Mysteries at the Museum
★ 7.8 19 Signs of a Psychopath
★ 8 20 Pit Bulls and Parolees
Updated: November 1, 2026 ·