Hello Mitch, 

Thank you for having contacted us. 

I confirm that with the Dynamic Content it is possible for the users to modify images and texts, and, in this way, creating their own galley, in a sense. They can do this directly from you online website, so not from the control panel. Please read more about this topic here: 

http://help.websitex5.com/en/v13/pro/ogg_dinamico_ht.htm?zoom_highlightsub=dynamic

http://help.websitex5.com/en/v13/pro/ogg_dinamico.htm?zoom_highlightsub=dynamic

Thank you, kind reagards.

Thanks for the information.