Ice Boulders on Lake Michigan Are Back (Video)

Ice boulders have returned to Lake Michigan in Glen Arbor. The giant ice balls form in just-below-freezing water and start as small chunks of ice. The boulders grow layer-by-layer, getting shaped the waves before washing up on Lake Michigan shore. This footage was filmed at the Shalda Creek outlet:

Original video via Glen Arbor. Copy spotted here.