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Rat's Nest Cave

Helmeted caver in a red jacket explores a narrow limestone passage inside Rat’s Nest Cave, lit by a headlamp.
A clear turquoise pool surrounded by smooth limestone formations inside Rat’s Nest Cave.
A person navigates a narrow, muddy squeeze passage inside Rat’s Nest Cave, surrounded by rough limestone walls.

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Rat’s Nest is Canada’s 4th-longest cave. It is inside Grotto Mountain, just 10 minutes from Canmore. While it is a Provincial Historic Resource, it is not a “show cave”. There...

Location

Grotto Mountain, Bighorn No. 8, Alberta