Keywords: prado expo people indoor Día de los Estados Unidos - Expo Prado 2009. United States Day at Expo Prado, Uruguay’s largest annual rural fair. [U.S. Embassy photo by Vince Alongi / Copyright info] Día de los Estados Unidos - Expo Prado 2009. United States Day at Expo Prado, Uruguay’s largest annual rural fair. [U.S. Embassy photo by Vince Alongi / Copyright info] |