Thanks to @capjamesg for the topic nudge about “museum memories”.
This created a list of more than 30 strong wonderful memories and experiences.
I picked one to start and get it out before the end of the month. It is Musee d’Orsay and the Three Mixed-media Arabs that drew me in so long ago - https://www.vanderwal.net/random/entrysel.php?blog=2141
