<http://schema.org/alternativeHeadline>
"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."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/climate-weather/blogs/watch-what-happens-to-lake-michigan-when-it-gets-really-cold>