Gargantua is a limestone cave located on the Andy Good Plateau in Alberta and British Columbia, Canada. it has of known passages with a depth of .Journal of Subterranean Metaphysics #147, October 2002 It contains the largest natural cavern in Canada at long, wide and high.
In October 2002, a group of caving club students from W. R. Myers High School were trapped in the cave overnight, after failing to break through the ice covering the waterfall exit.
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