A remote monitoring system includes: a display unit on which a CG video generated from a three-dimensional CG model is displayed; an input unit which accepts a user's input to the CG video; a three-dimensional CG image generation unit which displays, on the display unit, the CG video after being moved on the basis of the input; an optimal camera calculation unit which specifies a surveillance camera that can pick up a real video similar to the CG video after being moved; and a control unit which controls the surveillance camera that is specified, wherein a real video from the surveillance camera that is controlled is displayed on the display unit.