1. A display control apparatus for displaying an image from an imaging unit by changing a viewing angle, the display control apparatus comprising: an acquisition unit configured to acquire a captured image captured by the imaging unit; and a display control unit configured to cause a display unit to turn on displaying, on the captured image, at least one panning direction guide indicating that a viewing angle of the imaging unit changes along the at least one panning direction guide by changing panning angle of the imaging unit if the viewing angle moves close to a panning rotation center of the imaging unit, wherein the display control unit causes the display unit to turn on displaying the at least one panning direction guide if an angle between direction of the imaging unit and the panning rotation center is less than a predetermined angle value.