Flooding at Il Paradiso Serduto, a canal-side restaurant in Venice, Italy, Nov. 1, 2018. With windblown tides submerging as much as 70 percent of Venice, tourists frolicked in the filthy water and dined in restaurants. In the midst of one of the worst episodes of flooding in decades. For locals, the concerns ran much deeper. (Jason Horowitz/The New York Times)