Mysteries of the Abandoned
Documentary
Documentary series investigating why some of the world's most advanced architectural achievements were abandoned.
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Cast
Kasper Michaels
Narrator (voice)
Lynette Nusbacher
Self
Philip Grossman
Himself - Host
Andrew Gough
Self
Rob Bell
Self
Martin Archer
Self
Roma Agrawal
Self
Dr. James Corum
Self
Vladimir Sysoyev
Self
Lisa Kane
Self
Peter Bily
Self
Saul David
Self
Andrew Lambert
Self
John Sutton
Self
Dan Dickrell
Self
James Corum
Self
Dougal Jerram
Self
Episodes
Returning Series1
1. Blood Wedding
Feb 11, 2026
2
2. The Island of No Return
Feb 11, 2026
3
3. The Beer Riot
Feb 18, 2026
4
4. Do-Over Ranch
Feb 18, 2026
5
5. D-Day Castle
Feb 25, 2026
6
6. Japan's Poison Island
Feb 25, 2026
7
7. The Nazis' Last Stand
Mar 4, 2026
8
8. Agent Zigzag
Mar 4, 2026
9
9. Cold War Cover-Up
Mar 11, 2026
10
10. The Invisible Enemy
Mar 18, 2026
11
11. Fort Traitor
Mar 25, 2026
12
12. Churchill's Shadow War
Mar 25, 2026
Watch order
13 seasons — watch them in this order for the full story.
1Season 1
2017 · 6 ep · ★ 6.0
2Season 2
2018 · 8 ep · ★ 6.0
3Season 3
2018 · 10 ep
4Season 4
2019 · 9 ep
5Season 5
2019 · 8 ep
6Season 6
2020 · 11 ep
7Season 7
2020 · 11 ep
8Season 8
2021 · 11 ep
9Season 9
2022 · 22 ep
10Season 10
2023 · 16 ep · ★ 8.0
11Season 11
2024 · 8 ep · ★ 10.0
12Season 12
2025 · 8 ep
13Season 13
2026 · 12 ep
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Reviews
Be kind. No spoilers without warning.
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