PROBLEM TO BE SOLVED: To change and set a revolving mode of a working vehicle in a revolving route, depending upon a taste of a worker and the like, or a work content and the like.SOLUTION: An autonomous travelling system, which makes a working vehicle 1 implement autonomous travelling along a travelling route including a plurality of working routes where a work is implemented by the working vehicle 1, and a revolving route connecting each working route and revolving the working vehicle, comprises a revolving mode setting unit 34 that sets the revolving mode of the working vehicle in the revolving route to one revolving mode selected from a plurality of mutually different revolving modes.SELECTED DRAWING: Figure 2【課題】例えば作業者等の好みや作業内容等によって、旋回経路における作業車両の旋回態様を変更設定すること。【解決手段】作業車両１により作業が行われる複数の作業経路と、各作業経路を接続するとともに作業車両１を旋回させる旋回経路とを含む走行経路に沿って、作業車両１を自律走行させる自律走行システムにおいて、旋回経路における作業車両の旋回態様を、複数の互いに異なる旋回態様から選択された一の旋回態様に設定する旋回態様設定部３４を備える。【選択図】図２
