A city with a population in excess of 10 million is defined by the UN as a Megacity. The International Hydrological Programme of UNESCO has established the Megacities Alliance for Water and Climate Change to support the exchange of knowledge and best practices in delivering sustainable water and sanitation services in view of Climate Change. Creative Cities, intend to foster international cooperation with and between cities committed to investing in creativity as a driver for sustainable urban development, social inclusion and cultural vibrancy. Inclusive and Sustainable Cities are interested in sharing experiences in order to improve their policies to fight racism, discrimination, xenophobia and exclusion; and Learning cities provide inspiration, know-how and best practices in matter of international policy. The map presents the Cities UNESCO’s Sectors are supporting in their efforts to enhance knowledge exchange and achieve the SDGs of the 2030 Sustainable Agenda.