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.