Green German River Dyed Even Greener

Argentinean artist Nicolas Uriburu, dressed in green, pours green dye into the river Weser in Bremen, northern Germany, Friday, Sept. 9, to mark the opening of an exhibition called “Farbe im Fluss” or “Color in the River.” at the museum of modern art. (David Hecker / AP)

Argentinian artist Uriburu and the German Lifeguard Association pour green dye into the water in front of the Museum Weserburg in Bremen, Germany. (Ingoa Wagner / EPA)