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Last of the Great Unknown poster
MOVIE

Last of the Great Unknown

TMDb8.0IMDbView on IMDb ↗2012-04-26· 22 min
Documentary

The story of Grand Canyon's hidden slot canyons, the canyoneers who systematically explored their drainages, and the secrets hidden deep within their walls.

Top cast

Below are the streaming services currently carrying the movie “Last of the Great Unknown” in Canada, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in Canada can differ from other countries.

Where to watch Last of the Great Unknown in Canada

Netflix
Netflix
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OSN+
OSN+
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Amazon Prime Video
Amazon Prime Video
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Shahid
Shahid
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Watch It
Watch It
Not available on this platform
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TOD
TOD
Not available on this platform
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Disney+
Disney+
Not available on this platform
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Apple TV+
Apple TV+
Available
Watch
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Buy
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Not available

Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 15 Sept 2026.

Where to watch Last of the Great Unknown by country