Oct 31, 2014
World Cities Day
United Nations observance
United States
Oct 31, 2015
World Cities Day
United Nations observance
United States
Oct 31, 2016
World Cities Day
United Nations observance
United States
Oct 31, 2017
World Cities Day
United Nations observance
United States
Oct 31, 2018
World Cities Day
United Nations observance
United States
Oct 31, 2019
World Cities Day
United Nations observance
United States
Oct 31, 2020
World Cities Day
United Nations observance
United States
Oct 31, 2021
World Cities Day
United Nations observance
United States
Oct 31, 2022
World Cities Day
United Nations observance
United States
Oct 31, 2023
World Cities Day
United Nations observance
United States
Oct 31, 2024
World Cities Day
United Nations observance
United States
Oct 31, 2025
World Cities Day
United Nations observance
United States
Oct 31, 2026
World Cities Day
United Nations observance
United States
Oct 31, 2027
World Cities Day
United Nations observance
United States
Oct 31, 2028
World Cities Day
United Nations observance
United States
Oct 31, 2029
World Cities Day
United Nations observance
United States
Oct 31, 2030
World Cities Day
United Nations observance
United States