. Harbor cities like San Francisco and New York once boasted intricate networks of ferries carrying thousands of passengers each day. Then came the Golden Gate Bridge and the Holland Tunnel and dozens of other highway links. By the mid-1950s, urban ferries were a vanishing species, victims of America's love affair with the automobile. But these days, with once gleaming bridges and tunnels clogged with traffic or closed for repair, ferries are making a comeback.
Last week New York City officials launched an emergency ferry service to shuttle commuters between Brooklyn and Manhattan after the deteriorating 85- year-old Williamsburg Bridge was...