Sentence:  The first superhighways - New York 's Henry Hudson and Chicago 's Lake Shore , <WSD>San</WSD> Francisco 's Bay Bridge and its approaches , a good slice of the Pennsylvania Turnpike - were built as part of the federal works program which was going to cure the depression . 
Meaning of the word marked with <WSD> tags:  a port in western California near the Golden Gate that is one of the major industrial and transportation centers; it has one of the world's finest harbors; site of the Golden Gate Bridge