How to create Popup interactive Images at certain checkpoints.

I am trying to create a game where when the character goes to certain marked “checkpoints” a pop up image will show. Almost like a 3D, interactive, playable Press slideshow. To go more into detail or give a better example:

When the character goes near a flower pot, a marked checkpoint, a pop window - still in the game - shows a variety of images (memories) associated with that object along with a short poem or text snippet h