Context
Explore image annotation modules.
Modules
https://www.drupal.org/project/image_hotspots
https://www.drupal.org/project/draggable_mapper
https://www.drupal.org/project/imagepin
https://www.drupal.org/project/img_annotator
TODO
Take a look at the web annotation spec: https://www.w3.org/TR/annotation-model/
Subtasks
Modules