The Ontario Science Centre is abruptly closing at the end of the day Friday, after engineers found structural issues with the roof. A general view of the Ontario Science Centre is shown in Toronto, Friday, May 5, 2023. Workers had to be out of the building by midday on Oct. 31 after a furious few months packing up, sending countless truckloads of stuff to storage facilities in numerous locations. THE CANADIAN PRESSChris Young