Children attend the celebrations of Nauroz (Nowruz) “New day”, the traditional Afghan New Year's Day, on March 21, 2017 at the Hockey refugee camp situated at the former Olympic Complex at an Athens southern suburb. Nowruz corresponds to the first day of spring and is actually the first day of the Persian Calendar, which is based on the solar year. (Photo by Louisa Gouliamaki/AFP Photo)
