This walk went so much better! I bought a good pair of shoes and a backpack to carry my stuff. The backpack has these super handy pockets on the sides to hold my camera, water and BART card for easy access.
Fun mural near Sacramento and Stockton.
The Grace Cathedral was built on the corner of Sacramento and Stockton streets in 1862 and had a shaky (ba-dum-ching) history including major damage as a result of the 1906 earthquake. http://www.gracecathedral.org/