Now the site of the Potrero Center shopping mall (Safeway, Office Depot, Old Navy, etc.), Seals Stadium was the home of the San Francisco Seals minor league baseball team from 1931-1957. This stadium also hosted the San Francisco Giants for a couple of years until they moved to Candlestick. More details on projectballpark.org. On the photo, that’s 16th Street running alongside the right field wall.