Sweep your cursor across the countries of the world and find the  GREEN  circle that marks the location where Greanwold is today. When  you find it - click. 

When you find the

green dot where Greanwold is, click it see what you have won

If you are playing  "Where in the World is Greanwold"on a  smart phone, the clue for today's place is: "Greta Thurgen's country"