| Event City and Country | Event Period | Event Date | |
|---|---|---|---|
| Youth empowerment | Shizuoka, Japan | 2021 | |
| Launching Sharjah Principles for Child-Friendly Urban Planning | Luxor, Egypt | 2021 | |
| World Cities Day: Adapting Cities for Climate Resilience | New Delhi, India | 2021 | |
| World Cities Day - Urban October - Fortaleza - Thinking & Living the Urban - The Future of the Cities for People | Fortaleza, Brazil | 2021 | |
| The GoDown Arts Centre HerCity HerStreets Project; Minecraft Workshop Outcomes Presentations & World Cities Day Celebrations | Nairobi, Kenya | 2021 | |
| Better Bus, Better City, Better Life | Pune, India | 2021 | |
| Adapting cities for the climate resilience | Hyderabad, India | 2021 | |
| World Cities Day 2021 | Luxor, Egypt | 2021 | |
| ATO OFICIAL ProgramAÇÃO INSTITUTO NOVUS ORBIS junto ao Governo e Parlamento Brasileiro - OUTUBRO URBANO, DIA MUNDIAL DAS CIDADES ONU 31 outubro de 2021 | Arraial do cabo, estado do rio de janeiro - brasília, distrito federal, capital do brasil. , Brazil | 2021 | |
| T-Bin Zero Waste Circular Cities | Nairobi, Kenya | 2021 |