Open Data Sources for 3D Data Visualisation - Generating 3D Worlds based on OpenStreetMaps Data Topics: Interactive Visual Interfaces for Visualization; Virtual Environments and Data Visualization; Visualization Algorithms and Technologies; Visualization Applications; Visualization Tools and Systems for Simulation and Modeling In Proceedings of the 12th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications - Volume 3: VISIGRAPP, 251-258, 2017 , Porto, Portugal