Onlookers wave from the shore as the ‘AIDAsol’ cruise ship of AIDA Cruises leaves the harbor of Kiel, northern Germany, under heavy rain on May 22, 2021. The ‘AIDAsol’ is the first cruise ship with passengers that departs from the German harbor of Kiel for the first time in 2021, after cruises were not able take place for months because of the COVID-19 pandemic.