Images of the Seine, water quality controls, sewers discharging into the Seine in wet weather, structures for collecting floating waste (dams and boats), work on the rainwater storage basin at Austerlitz, Olympic test events, sporting events in the Seine and river transport in Paris. Paris' river Seine was too dirty when tested on June 16 to allow the Olympic triathlon and open-water swimming events to be held there, the results of an analysis showed Friday. STOCKSHOTS