Underground Marvels poster
Where to stream

Underground Marvels

6.520192 seasonsPGTV SeriesDocumentary

Historians, engineers, ​and experts take a look at the underground structures, systems, and phenomena that exist beneath our feet.

Where to watch

Amazon Prime VideoAmazon Prime VideoAmazon Prime Video with AdsAmazon Prime Video with AdsDiscovery +Discovery +
Availability shown for Canada · rights vary by country

Seasons & Episodes

E1
Hotel Bunker of the Apocalypse
Aug 5, 2021
E2
Mystery of the Kentucky Cave
Aug 12, 2021
E3
Cincinnati's Secret Caverns
Aug 19, 2021
E4
Buried Lab of the Black Hills
Aug 26, 2021
E5
Ireland's Underground Alcatraz
Sep 2, 2021
E6
Subterranean Silo Survival
Sep 9, 2021
E7
Italy's Subterranean Secret
Sep 16, 2021
E8
Grand Canyon's Lost Treasure
Sep 23, 2021
E9
Murder Raid Tunnels
Sep 30, 2021
E10
Medieval Maze of Secrets
Oct 7, 2021

Cast

CJChris Jarman
Chris Jarman
Self - Narrator (voice)

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Underground Marvels — streaming FAQ

Which OTT platform streams Underground Marvels?

Underground Marvels is streaming on Amazon Prime Video and Discovery + in Canada. It's not currently on Netflix.

Is Underground Marvels on Netflix?

No, Underground Marvels is not on Netflix in Canada as of October 2026. It's currently on Amazon Prime Video and Discovery +.

Is Underground Marvels on Amazon Prime Video?

Yes — Underground Marvels is included with an Amazon Prime Video subscription in Canada as of October 2026.

Where can I watch Underground Marvels for free?

Underground Marvels is available on Amazon Prime Video and Discovery + in Canada, but you'll need an active subscription — there's no free option right now.

How many seasons does Underground Marvels have?

Underground Marvels has 2 seasons so far.

Are all episodes of Underground Marvels out yet?

The 2 released seasons of Underground Marvels are complete, but the show is still in production — a new season is expected.

Is there a Season 3 of Underground Marvels?

A Season 3 of Underground Marvels hasn't been officially confirmed yet.