City of Great Falls offices will be closed on Monday, September 7, in observance of the Labor Day Holiday. The Community Recreation Center, Natatorium and the Great Falls Animal Shelter will also be closed. The Great Falls Library will be closed Saturday, September 5, in observance of the holiday. As a reminder the Great Falls Public Library is currently closed on Sundays and Mondays. There will be no changes to the residential or commercial sanitation collection schedule next week.