Charles River, Waltham (NOTE CHANGE IN LOCATION)
An easy level ~2-mile walk along the Charles River Greenway in Waltham, with a chance to see over-wintering Weird Ducks on the river as well as the usual winter woodlands species. We are likely to see Common and Hooded Mergansers as well as Buffleheads on the Charles. Be prepared for icy paths and brisk temperatures.