Joan Baez sits at the corner of Haight and Ashbury in San Francisco and serenades residents and tourists in a spontaneous concert on Sept. 22, 1967.
Joan Baez sits at the corner of Haight and Ashbury in San Francisco and serenades residents and tourists in a spontaneous concert on Sept. 22, 1967. Associated Press file
Joan Baez sits at the corner of Haight and Ashbury in San Francisco and serenades residents and tourists in a spontaneous concert on Sept. 22, 1967. Associated Press file