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This paper describes a research and development project for a novel technology, making the conveyance of cultural heritage during a historic sightseeing tour a unique experience. The cornerstones of this system are mobile augmented reality, including a hybrid tracking approach, intelligent queries to pose complex questions about geographical and historical knowledge, as well as a story engine to interactively run a digital story. This system involves the user in a thrilling story while exploring the history and the attractions of the city.
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Kretschmer et al. (2001) studied this question.