ECE Center “Marmara Park” is one of the largest malls in Istanbul with 100,000 m² and over 200 stores on 4 levels. At two central locations, the 3D wayfinding system provides visitors with orientation, informs about all services and shows fantastic 3D views of the building. The service is also available as Guide3D mobile. In addition, user figures can be issued to the building operator via Statistics.