Photo taken on Feb. 28, 2017 shows magnum photos in the Saint-Michel Station of Paris Metro Line 4 in Paris, France. On the occasion of the 70th anniversary of Magnum Photos, the RATP (Autonomous Operator of Parisian Transports) exhibits a total of 174 magnum photos in its 11 stations in Paris from Feb. 28 to June 30. (Xinhua/Chen Yichen)