I am not sure what I had in mind, but you never know when opportunities with present themselves.
At each bridge crossing I got my sketchbook stamped with the official stamp of the day. I have included the map that I drew afterwards to give you an idea of the course. You will notice I have not drawn the iconic Sydney Harbour Bridge. This was because, in the end I walked 15 km (out of the whole 26km) .
I sketched seven pages
Drawing while walking is difficult. But the people were all walking at the same pace and the wharf a broad and flat.
The later drawing on the page of people walking was drawn while walking along the thin footpath in the suburbs- have to watch your feet