Saturday, Oct. 24, 8:30-11:30 a.m., Watershed Center. Naturalist Craig Zondag will lead a walk on the Watershed Center’s trails, where participants can explore mushrooms, birds and other highlights. Maps and directions online at www.thewatershedcentervt.org. Dress for the weather and wear sturdy shoes. Water and binoculars recommended. Carpooling recommended. Info:estuhl@uvm.edu or 607-342-1708.