What have you done that was most like this project before?
What was your specific role?
What did a day / week in your life look like then?
What challenges did you overcome and how did you do that?
What decisions did you, and you alone, take?
Who did you have around you and how did you come by those people?
What would you do differently if you re-ran the same project?
What did you leave behind and how does it look now?
Who did you leave behind and what are they doing now?