Display device and operation method therefor

According to an embodiment, a display device mounted inside a vehicle comprises: a first communication unit connected to a camera and receiving a photography image captured on the outside of the vehicle through the camera; a location information acquisition unit for acquiring location information of the vehicle; a control unit for identifying a destination of the vehicle, and controlling a display view point of the image received through the first communication unit on the basis of the destination of the vehicle and the acquired location information; and a display unit for displaying the image captured through the camera according to a control signal of the control unit.