Ottobeuren Abbey is a Benedictine abbey located in Ottobeuren, Germany. The abbey and its basilica have some of the best Baroque and Rococo interiors worldwide. The abbey building predates the basilica and is 142 by 128 meters large, with ornate Baroque and Rococo interiors. The abbey's library, Bibliotheca Ottenburana, has a valuable collection of medieval manuscripts.