Oder-Spree

Oder-Spree is a "Kreis" (district) in the eastern part of Brandenburg, Germany.
The district is named after the two major rivers in the district - the Spree, and the Oder river which is the eastern border.
History.
The district was created in 1993 by joining the districts of Eisenhüttenstadt, Beeskow and Fürstenwalde, and the independent city Eisenhüttenstadt.