Celebrate the annual Festival of Trees. Eighty-one trees will be decked out for the season as will doorways, banisters and mantels. Area businesses, schools, churches, civic groups and individuals pitch in by creating variously themed decorations. Guided tours for groups are available. Special night viewings will be from 5 to 8:30 p.m. on Dec. 3, 10, 17, 24 and 31.