Road navigation system comprising: - at least one road map comprising a plurality of road segments and of indications of places, disposed in such a way as to recreate on a given scale a cartographic representation of a plurality of given geographical zones and a plurality of geographical digital application launching visual codes, each in conjunction with a given geographical zone; - at least one digital terminal, comprising at least one micro-processor, a display module, a set of ordered instructions so as to allow the implementation of a road navigation application, a visual code reading module; - at least one applications server, able to operate a road navigation application remotely activatable by said at least one digital terminal; - in which: said at least one digital terminal comprises an application for launching the road navigation application provided on said at least one applications server; - the visual codes of said at least one road map allowing access, on the one hand, to geographical zone identifiers and, on the other hand, to data for launching the application; - said launching application allows, after reading of a visual code by a reading module of said at least one digital terminal, the dispatching of the data corresponding to this code to said at least one applications server and the launching of the application according to a specific configuration optimizing the display of the application on said at least one digital terminal as a function of the given geographical zone; - characterized in that the visual codes comprise delimitations of a given geographical zone and data relating to an optimized scale of display of the given zone. - at least one road map comprising a plurality of road segments and of indications of places, disposed in such a way as to recreate on a given scale a cartographic representation of a plurality of given geographical zones and a plurality of geographical digital application launching visual codes, each in conjunction with a given geographical zone; - at least one digital terminal, comprising at least one micro-processor, a display module, a set of ordered instructions so as to allow the implementation of a road navigation application, a visual code reading module; - at least one applications server, able to operate a road navigation application remotely activatable by said at least one digital terminal; - in which: said at least one digital terminal comprises an application for launching the road navigation application provided on said at least one applications server; - the visual codes of said at least one road map allowing access, on the one hand, to geographical zone identifiers and, on the other hand, to data for launching the application; - said launching application allows, after reading of a visual code by a reading module of said at least one digital terminal, the dispatching of the data corresponding to this code to said at least one applications server and the launching of the application according to a specific configuration optimizing the display of the application on said at least one digital terminal as a function of the given geographical zone; - characterized in that the visual codes comprise delimitations of a given geographical zone and data relating to an optimized scale of display of the given zone.