Students form a giant red ribbon during a publicity campaign to promote awareness about HIV/AIDS in Taipei, November 30, 2012.
Children walk with activists in a torch light rally ahead of World AIDS Day in Kolkata, India, November 30, 2012. The activists demanded monthly pensions and free ration facilities for sex workers and HIV/AIDS-affected people.
HIV-infected men, who volunteer to help other HIV patients, perform during a meeting with Red Cross officials at Ditan hospital in Beijing, November 30, 2012, the eve of World AIDS Day. An estimated 780,000 people live with HIV in China.
Fireworks explode over the Sydney Opera House, November 30, 2012, as it is bathed in red light to mark World AIDS Day.