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Watching earlier episodes in season 7 helps you follow the plot and character arcs leading into this episode.

Watch History's Greatest Mysteries Season 7 Episode 14 Online

Q: Where can I watch “History's Greatest Mysteries” Season 7 Episode 14 online?

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“Foo Fighters: WWII Edition” — Watch "History's Greatest Mysteries" Season 7 Episode 14 online in HD for free. Check streaming providers, cast, and episode details.

May 11, 2026 Season 7 Episode 14 42 min TV-14

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History's Greatest Mysteries Season 7

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Season 7 Episode 14 — Aired on May 11, 2026 • runs about 42 minutes.

Notable cast/guest names in this episode include Laurence Fishburne.

This page includes 1 official still(s) (when available) plus legal availability links.

Looking for “watch History's Greatest Mysteries Season 7 Episode 14 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

During World War II, a fiery phenomenon terrorizes American airmen in the night skies over Europe. The pilots call these fireballs "Foo Fighters," and swear they move at over 200 mph and defy the laws of physics. But what are they?