Mayor Breanna Lungo-Koehn and the city Recreation Department present the city's annual Winter Extravaganza at Medford City Hall. Support and shop 50-plus handmade artists at the 4GoodVibes Boutique; decorate cookies or create crafts with the Medford Family Network and Medford Girl Scouts; visit the opening day of the Jingle Bell Festival's Holiday Tree Display in the Alden City Council Chambers; view a display of decorated gingerbread houses; purchase a holiday wreath from the Medford Boy Scouts; visit with Disney characters;…