Artist Jim Campbell displays renderings while updating the Planning Commission in San Francisco, Calif. on Thursday, May 4, 2017 on his lighting sculpture that will be installed on the crown encircling the top of the 61-story Salesforce Tower.
A brilliantly dynamic nine-story electronic sculpture will top the new Salesforce Tower with ever-changing LED light in what is being touted as the tallest public art installation in the United States, according to plans unveiled Thursday before the San Francisco City Planning Commission.
