Former President of Finland, Martti Ahtisaari, Queen Sonja, King Harald, Queen Margrethe, President of Finland Sauli Niinisto, his wife Jenni Haukio, King Carl Gustaf, Queen Silvia, President of Iceland Gudni Thorlacius Johannesson, his wife Eliza Jean Reid, former President of Finland Tarja Halonen and her husband Pentti Arajärvi, attend a dinner held at the Presidential Castle during the visit of the Nordic heads of state in Helsinki on June 1, 2017. 

Photo by Antti Aimo-Koivisto/AFP/Getty Images