Countries These are not all the countries in the world, just the ones that hold hands with SFO Museum

Afghanistan
This country's two-letter code is AF.
Algeria
This country's two-letter code is DZ.
Angola
This country's two-letter code is AO.
Antigua and Barbuda
This country's two-letter code is AG.
Argentina
This country's two-letter code is AR.
Aruba
This country's two-letter code is AW.
Australia
This country's two-letter code is AU.
Austria
This country's two-letter code is AT.
Bahrain
This country's two-letter code is BH.
Bangladesh
This country's two-letter code is BD.
Barbados
This country's two-letter code is BB.
Belarus
This country's two-letter code is BY.