

2015 · Science · To Be Determined
What on Earth? is a documentary series using satellite images of strange geological occurrences and man-made structures on Earth to examine such matters as the planet's extreme locations, phenomena and species.
Thursdays at 9:00 PM New York time
No upcoming episode has been announced yet.
Last aired
S12E10 · Arctic Hunters of Norway
2023-03-17
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Bullseye in the Sky
2023-01-12 · 60 min
Mystery of the Fallen Star
2023-01-19 · 60 min
Indiana's War Factory
2023-01-26 · 60 min
Turkey's Lost Terror Dome
2023-02-02 · 60 min
Blood Feud of Gresham Castle
2023-02-09 · 60 min
The Boneyard of Arizona
2023-02-16 · 60 min
Nevada's Mystery Marking
2023-02-23 · 60 min
Ghost Ship of Ireland
2023-03-02 · 60 min
Secrets of Biosphere 2
2023-03-09 · 60 min
Arctic Hunters of Norway
2023-03-16 · 60 min
Headlines can spoil the latest episode.
'Allen' Creator Daley Pearson on Ludo Studio's Leap From 'Bluey' to Live-Action and How The Film Evolved From A Series
What's on Netflix · Nov 12, 2026
Who is SLOMW: OC's Salomé Andrea - and why is she being linked to Chase McWhorter?
Grazia Daily UK · Nov 12, 2026
The 100 best TV shows of all time you have to watch
Time Out Worldwide · Jan 14, 2026
What on Earth?
Sky · Dec 15, 2025
Volcano Watch — So what on Earth (or at least on Kīlauea) is a “gas piston”?
USGS (.gov) · Jul 3, 2025
Help! All My Shows Are Over!
Vulture · Apr 14, 2025
What you need to know about Cunk on Earth, the Pump Up the Jam-blasting mockumentary baffling experts
ABC News & Headlines – Australian Broadcasting Corporation · Feb 13, 2023
What on Earth Is ‘Cunk on Earth’?
Netflix · Feb 1, 2023
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