"Visit Pirna" is an international co-operation project for Prina City Guide between Prina City in Germany and Developers in Taiwan. The App aims at the mobile guide requirement to provide the best practical location-based (GPS) guide service for visitors. Main features includes text and audio guide, AR lcoation guide and VR Panorama (optional) for per places. Also the usage of interfaces of App are very properly designed for the mobile visitors. The English and Chinese contents are ready automatically for the region setting of your phone.