Opera Related Links »  (a list of useful information pages on the web);

 Opera Resources on the World Wide Web » (concise and comprehensive list of opera related websites);

 Opera World » (opera theatres, performances, composers).

 Operabase » (news, reviews, opera festivals, performance and artist searches, index of world's opera houses by name or address, database of audio and video recordings, over a thousand links to opera resources on the web, comments on the opera world in 7 languages);

 OperaGlass » (information on opera: librettos, synopsis, historical backgrounds of performances, photographs, composers, and much more…);

 Operissimo » (everything necessary: performers, composers, operas, opera theatres, news from all over the world);

 BalletCompanies » (over 2000 links to ballet and dance companies all over the world );

 Dance Links » (a list of ballet troupes and modern dance companies, dancers, dance schools, publications, funding resources, etc. );

 The Art of Ballet » (photos, drawings and more)

 Brompton Travel Limited » and Luxury Traveler »(travel agencies, focusing mainly on cultural tours, including visits to famous Opera Houses in Paris, Prague, Munich, Budapest, New York, Vienna and many more; on their websites you can also find opera repertories and calendar of events in many different countries);

 IAMA » (the leading worldwide association for classical music artist managers and concert agents;

 Kulturkompasset »(this information page is an excellent gateway to the world of culture, encompassing music, ballet, opera, theatre, art, films, CDs, photos, etc. Here you can also find information on the LNOBT )