Well, there isn't much there not to like to be honest. IMO I think you are both in a place now where you can take risks. I don't know what time it is there? Will she have found the note yet? I take it you haven't heard anything?
I really like the scavenger hunt aspect too and also the fact that you meet up at the end to spend qt together. In a way she has to put some effort in too, even if it is to be pampered! Oh, good luck TD. She is so lucky to have you as a husband, seriously.