San Francisco's Tenderloin, an "island of need in a sea of prosperity"

A painfully familiar sight in the Tenderloin: the line for a free meal at Glide Church. (1 of 9)A blunt-talking former pimp and drug-dealer, Del Seymour now gives tours of what he calls "the other wine country." (2 of 9)An open-topped bus full of tourists takes in the sights. (3 of 9)Two women pass one of the Tenderloin's colorful murals.