This page should work with Android and iOS as well as laptop and PC.
You should be able to:
- Click on a photo to highlight it's tags (shown on the right).
- Click on a tag to bubble up all the photos with that tag.
- Pinch&zoom to size the photos. On a laptop or PC with a
multi-touch pad (such as on Macs), press the shift key and swipe with 3 fingers
on the mouse pad to pinch&zoom.
- Double click on a photo to bring up the tag/annotation editor (not finished).
Press the "Cancel" button to exit the editor.