This image is easily one of your editors’ favorites! Taken about 1910, here is Boardman Lake, taken from the northern end and looking south. In the photograph, we see a number of fun-loving Traverse City residents ice skating, playing hockey, and in general enjoying a perfect frozen lake with no piles of snow to contend with. Solve the mystery of this image: What is that large factory shown on the background on the left? Bonus question: What building now sits where that factory was?