A cold wave is sweeping almost all of North America, and as temperatures have dwindled, we've seen some pretty bizarre things. But one of the coolest and most beautiful sights right now has to be Niagara Falls, where Jack Frost painted a spectacular scene that looks like something straight out of Narnia.

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Given the plunging temperatures, local residents predict that Niagara Falls could freeze completely this winter, just as it did in January 2014.

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