1. A navigation device that obtains a current position based on information from satellites, and guides a travel path from the current position to the destination on a map image, the device comprising: display means for displaying the map image; search means for searching a nearest point of interest existing around a vehicle position on the map image; and search subject range determination means for determining the search subject area setting frame as a search subject range in searching by the search means, when a search subject area setting frame in searching the nearest point of interest is specified by a user.