Christmas trees are cleverly repurposed to mark the trail:
So, why does the ice bridge go to St. Ignace and not Mackinac City?
Freighter traffic. This 1000 footer is making way slowly through heavy ice, with the Coast Guard ice cutter moving in advance. If you happen to be out on the ice when one goes through, it's an unsettling feeling - literally, you can both feel and hear the ice moving.
The ice came in fast and early this year, how long it will last is unknown. But we'll enjoy it while it's here, our temporary bridge, created by nature and thus subject to nature's whims.