National Park Mysteries
Grand Canyon National Park
Season 1 Episode 1 of 8
A look at America's network of national parks, vast, dense expanses of virtually unexplored wilderness. This programme visits the Grand Canyon region, where a strange series of events leads researchers to speculate whether its power comes from forces that cannot be explained
National Park Mysteries airs on Sky History at 7:00 PM, Sunday 14 September.
Learn more about National Park Mysteries and other education/science/factual topics on our factual page
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