1. A non-transitory computer readable medium comprising computer readable code which, when executed by one or more processors, causes the one or more processors to: obtain, from a camera, an image of a real environment; determine at least one point of interest related to the real environment; determine an image position of the at least one point of interest in the image; display at least part of the image on at least part of a screen; overlay a computer-generated indicator with the at least part of the image on the screen at a screen position according to the image position of the at least one point of interest; and display a computer-generated virtual object related to the at least one point of interest on the screen at a screen position determined according to the screen position of the computer-generated indicator, wherein a change in the image position of the at least one point of interest triggers a change in the screen position of the corresponding computer-generated indicator and the computer-generated virtual object.