Balloons with photos of memories tied to the bottom is a sentimental and thoughtful proposal idea. Let her pop all of the balloons to find the ring. You can fill the rest of the balloons with sweets, glitter or flowers.
Finally the second part of my visit to Leipzig in Germany last month. I meant to post this ages ago (yes, nearly three weeks ago!), but life (including a short break with Monsieur in Valencia as well as a lot of work) and events kinda got in the way an