Phosphorescent green patch appears on Grand Canal in Venice
epa10659953 A picture taken with a fisheye lens shows a patch of phosphorescent green liquid seen on the Grand Canal near the Rialto Bridge, in Venice, Italy, 28 May 2023. On the morning of 28 May a patch of phosphorescent green liquid appeared in the waters of Venice, along the Grand Canal near the Rialto Bridge. Firefighters took water samples, while an urgent meeting between the police forces of the city was convened by the Prefect of Venice, as the cause is still unknown. EPA/ANDREA MEROLA