Aerial view of Ushuaia harbour in Tierra del Fuego, Argentina, on May 13, 2026. An emblematic tourist destination at the "end of the world," the Argentine city of Ushuaia is seeking to shed the label of the "origin" of the hantavirus outbreak aboard the MV Hondius cruise ship, which departed from there on April 1. (Photo by EDRIEN ESTEVES / AFP via Getty Images)