Changing Cities, Future Citizens is an interdisciplinary project integrating natural and social sciences, languages and charity work. Students aged 15-19 in each of the five partner schools from Czech Republic, Finland, Germany, Italy and Spain will study the phenomenon of city. Already over a half of the global population lives in urban environments, and the difficult environmental issues are inherently related to urban living. The city will be dealt with as a physical,environmental and social entity.The 5 main topics we´ll devolop are: 1. City structure, planning and development. 2.How to renature cities so that so that they can become more sustainable and resilient to combat climate change. 3. How to mold different places in the town with site-specific art, creating works to improve the environment. 4.Debate on important societal issues in a Young Citizens Assembly. 5.Creation of the ideal city which will be presented and advertised at a fair.