Except for Calgary, the scenic ice caves along Lake Superior's northern shore are the only destination in Canada to have made the New York Times travel guide in 2019.
"Large waves before they freeze up — on Superior they can reach upward of 20 feet — are the essential ingredient for large caverns," explains Austen of the rare phenomena near Sault Ste. Marie. "The wind, shifts in the ice and the effects of the sun constantly remake the formations. February is the most reliable month for a visit."
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