AT is the abbreviation for Austria, the 113th largest country in the world. Officially Republic of Austria, Austria is a country located in Central Europe, bordering 8 countries – Czech Republic, Germany, Hungary, Italy, Liechtenstein, Slovakia, Slovenia, and Switzerland. Vienna is the capital city of Austria. Major cities are Vienna (population: 1,691,468), Graz (population: 222,326), Linz (population: 204,846), Salzburg (population: 153,377), Innsbruck (population: 132,493), Klagenfurt...