Holiday Open House Calendar When: December 7, 2019 @ 11:00 am – 12:30 pm 2019-12-07T11:00:00-06:00 2019-12-07T12:30:00-06:00 Join us for some holiday cheer at the MPPL. Drop in to make a craft, enjoy some cookies and hot chocolate, and meet a special visitor from the North Pole!