Patent ID: 8612141

Claim:
A navigation system comprising: a position information acquiring unit for capturing the present position and a direction of travel; an information recording unit for storing a driving history; a destination estimating unit for estimating a plurality of alternative candidate destinations from the present position and the direction of travel and from the driving history stored in the information recording unit; a route computing unit for calculating routes to the plurality of alternative candidate destinations estimated by the destination estimating unit; and an information display unit for causing the plurality of alternative candidate destinations estimated by the destination estimating unit and the routes to the plurality of alternative candidate destinations calculated by the route computing unit to be simultaneously displayed, wherein the destination estimating unit automatically narrows down the plurality of alternative candidate destinations as the position acquired by the position information acquiring unit changes, and the information display unit automatically narrows down the routes that are simultaneously displayed in accordance with the narrowing down of the plurality of alternative candidate destinations by the destination estimating unit.