On Friday, Secretary of State John F. Kerry traveled to Cuba to oversee the reopening of the U.S. Embassy in Havana. It was a historic moment — for the past 54 years the United States and Cuba have had no official diplomatic relations. “As two people who are no longer enemies or rivals,” Kerry told a crowd of hundreds, in English and Spanish, it is “time to unfurl our flags, raise them up and let the world know that we wish each other well.”
With the reopening of the embassy in Cuba, there are now just three countries in the world that either do not have U.S. embassies at all, or are not covered by an embassy in a neighboring country or an unofficial diplomatic representative. These countries are diplomatic black holes for the United States, but you might find it hard to guess all three.
(Here's a tip: You may have to zoom in)