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Documentary of the Institut Cartogràfic i Geològic de Catalunya. It aims to show the evolution of the representation of the Earth since ancient times to the present day.The way to understand the Earth as a plan to be represented in spherical form, the first calculations to know the size of this sphere; the guideline representations land; the influence of religion; using the longitude and latitude for positioning; the various purposes for which has been done over the years, mapping: commercial, military, political, etc.; the accuracy of the positioning of the represented elements; the importance of the press in disseminating maps, which happened to be a unique and valuable document to be able to use their common daily even decorating; jump to modern cartography