Design your own Día de los Muertos mask and enter the City of Ontario-wide contest co-hosted by the City of Ontario’s Ovitt Family Community Library and Recreation and Community Services. The annual Día de los Muertos – Mask Making Event is held at local community centers, both library sites, and the Ontario Museum of History and Art.  The winners of each age group are featured in our annual Día de los Muertos exhibition. Materials will be provided. Free Admission.  Reservations required.