Saint Mark's Cathedral on Capitol Hill will host the Seattle AIDS Memorial on Saturday, September 24, 2011, at 7:00 p.m. Subtitled "30 Years of Sorrow, Comfort and Hope," the memorial commemorates the 30th anniversary of the first HIV/AIDS diagnosis as well as the 25th anniversary of the first AIDS Walk in Seattle. The event, which is free and open to all, offers a multi-faith observance through readings and song.