CMON CALENDAR « All Events This event has passed. MUSEUM CLOSED September 10, 2018 - September 14, 2018 « Family Science Lab: I Am a Paleontologist! Castles for Kids 2018 » C’mon will be closed September 10th-14th, reopening on Saturday, September 15th with the return of The BLUE Exhibit. Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Start: September 10, 2018 End: September 14, 2018