The present invention relates to a information - and guiding system, in particular to visitors of exhibitions and museums, whereby spatial positions within the exhibition halls by means of conventional communications - technologies can be determined,– with at least one mobile computer system with a memory unit, a display to the optical reproduction, a speech unit for the acoustic reproduction andwith at least one interface for connection to a connector with the conventional technologies, which is distinguished in that in the mobile computer system in the memory unit of the association data and images of corresponding rooms are stored which, in such a way in the mobile computer system with a computing unit are located to be coupled to the fact that, during the reception of the real corresponding of the association of the rooms and the spatial coordinates, which of these spaces corresponding, stored images, can be called up.
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