| 摘要 |
An information provision system 11 is provided which provides in advance a travel data package 10 via the Internet 1, in which data effective for measuring the current position such as the longitude and latitude information of a travel site location is stored based on itinerary information in such a manner as to be associated with an itinerary. Then, as a result of going on a travel by storing the distributed travel data package 10 in a portable terminal 6, it is possible to measure the current position in a short time because the longitude and latitude information, for example, of a scheduled place of the itinerary can be known in advance at a travel site.
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