Tourist look at the Nevado del Ruiz volcano as it emits a cloud of ash at Nevado del Ruiz, Caldas Department, Colombia, on May 1, 2023. - Colombian authorities recommended, on April 29, 2023, the evacuation of the towns closest to the Nevado del Ruiz volcano in the west of the country, whose seismic activity could trigger an eruption. (Photo by JOAQUIN SARMIENTO / AFP)