Braubach is a municipality in the Rhein-Lahn-Kreis, in Rhineland-Palatinate, Germany. It is situated on the right bank of the Rhine, approx. 10 km southeast of Koblenz. Braubach has assorted medieval architecture intact, including portions of the town wall, half-timbered buildings, and castle Marksburg on the hill above.In 1276 King Rudolf of Habsburg made Braubach a free city under Count Gottfried of Eppstein. Count Eberhard I of Katzenelnbogen bought the city and castle in 1283. Until 1479, the Counts rebuilt the castle constantly. The castle was never conquered and never destroyed. The City of Braubach was the administrative centre of the Katzenelnbogen wine production with Rhens, Spay, Boppard, Horchheim and Salzig and an amount of 33000 l of wine in 1438 and 84000 l of wine in 1443