An interesting phenomenon appears along the shores of the Great Lakes whenever the weather conditions are right—when it’s really cold and just windy enough. As temperatures plummet, small bits of ice in the nearshore water acts as seeds, collecting ice and size as water freezes around it to form sometimes sizable ice balls. Wave action and the friction of fellow ice balls round them off nicely.

It’s like a giant cocktail. Check out the video:

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Shea Gunther is a podcaster, writer, and entrepreneur living in Portland, Maine. He hosts the popular podcast "Marijuana Today Daily" and was a founder of Renewable Choice Energy, the country's leading provider of wind credits and Green Options. He plays a lot of ultimate frisbee and loves bad jokes.

Watch what happens to Lake Michigan when it gets really cold outside
With the right mix of cold temperatures and wind, the Great Lakes can spawn a rim of massive ice balls, all clinking against each other within the waves.