June 20 is World Refugee Day. And as refugees around the world remain in the international spotlight, it's a good time to take note of what they're capable of.
Refugees are people who have escaped their home countries to flee war, natural disaster, or persecution. Today, there are more than 25 million refugees in the world, according to the United Nations.
In spite of their struggles, refugees have made great contributions to society. Inspired by the New York Times's list of 25 great books by refugees in America, here's a list of refugees who are so accomplished that they've become international celebrities.