Horizontal bar chart ranking 15 big U.S. cities by the percentage of surveyed Americans with a positive opinion of each. San Francisco ranks first at 61%, followed by Colorado Springs and Nashville at 60% each. Boston is 59%; San Diego, Seattle and New Orleans are 58%; Denver 57%; Tampa and New York City 56%; Miami 54%; Charlotte and Philadelphia 52%; and Raleigh and Phoenix 51%. New Orleans is highlighted in green.