The Research Unit Planning & Development of the Department of Architecture (KU Leuven/P&D), the Division of Geography and Tourism (KU Leuven/ Department of Earth and Environmental Sciences), the European Network of Spatial Development Planning (ESDP) and the INDIGO research consortium (KU Leuven Research group Planning & Development, KU Leuven Division of Geography and Tourism, University of Antwerp Research Group Government and Law, Harokopio University Department of Geography, cooperative enterprise OMGEVING cvba), and the University of the Aegean, Departments of Geography, ar