Regen (district)
Regen is a Landkreis in Bavaria, Germany. It is bounded by the districts of Freyung-Grafenau, Deggendorf, Straubing-Bogen and Cham, and by the Czech Republic.History
The district was established in 1972 by merging the former districts of Regen and Viechtach.Geography
The district is entirely located in the Bavarian Forest. It is named after the Regen river and its two headstreams, the Black Regen and the White Regen.