Queen Sofia of Spain attended the Europa and Hispania Nostra awards on April 17, 2015 in Madrid, Spain. (Photo by Pablo Cuadra/Getty Images)
Also on April 17, Queen Máxima of the Netherlands took part in a "Universal Financial Access 2020" meeting at the World Bank Group Headquarters in Washington, DC. You can find a video from the event here. (Photo by Andrew Caballero-Reynolds/AFP/Getty Images)
And Queen Sonja of Norway opened the exhibition "Prize Prints" at Scandinavia House in New York City on April 17. (Photo by Bryan Bedder/Getty Images)