Grein - town in Upper Austria, in the district of Perg. Grein is located 55 km east of Linz in a small expansion of the Danube valley and is the easternmost town in Upper Austria.

The city flourished in the Middle Ages when Babenbergs due to its proximity to the Danube. There lived a lot of pilots who carried out merchant ships through the narrow and winding river rapids. In 1476, the city had a strong fire, and by 1490 he had not yet been fully restored. After the war, the king Matthias Corvinus, the city was again damaged, he lost fortress. In the years 1592-1600 took place in the city of the Counter-Reformation, with the result that a lot of Lutherans left the city. In 1600, the Town Hall Square ended with the construction of the octagonal fountain works Caspar Alexandrina Trento. The next major fire occurred in Grainne in 1642. In addition, the second part of the scourge of the city were flooding. In the last decade it has been invested a lot of money for flood control.

Since 1918 he belonged to Grein Upper Austria, however, already March 13, 1938 went to the "upper Danube" and remained in German possession until the end of World War II. On May 9, 1945 to 1955 Grein was in the Russian zone of occupation.

The main attractions include the Castle Grein Graynburg, built in 1490. It is considered the oldest inhabited castle in Austria. Currently, the castle houses a museum of navigation. Undoubtedly, the interest is Rococo Theatre, which is located in an old town hall Grein.