Stiftung Oper in Berlin is the foundation in Germany founded in 2004.
According to PR-model, oper-in-berlin.de is ranked 424,472nd in multilingual Wikipedia, in particular this website is ranked 50,197th in German Wikipedia.
The website is placed before atu.kz and after ewinsidemovies.wordpress.com in the BestRef global ranking of the most important sources of Wikipedia.