visual diary
Noun
Meaning
visual diary (plural visual diaries)
A sketchbook.
Synonyms
Examples
A picture means I know where I was every minute. That's why I take pictures. It's a visual diary.
I've always loved painting, although I never show anyone what I've done. Mainly because I don't do it well. But it's like a form of visual diary for me. A way of fixing things in my mind.