What are those strange piles of snow? In the winter, if you are driving along a road with snow, you may have seen a strange shape in a field. It’s called a “snow roller,” and it’s basically a snowball that the wind has rolled up. Art made by nature out of snow. You can sometimes see them spread out across large fields of snow. They look like the winter version of a hay … [Read more...] about Where do snow rollers come from and what are they?