Amsterdam | University of Amsterdam | New Amsterdam | Amsterdam Centraal railway station | The Twilight Singers | New Amsterdam, Guyana | Amsterdam Airport Schiphol | Amsterdam Pirates | Robert Schumann International Competition for Pianists and Singers | BBC Singers | the Staple Singers | King's Singers | Conservatorium van Amsterdam | Amsterdam Treaty | Amsterdam Admirals | The Freedom Singers | Stelling van Amsterdam | Royal Palace of Amsterdam | Paradiso (Amsterdam) | My Own Private Amsterdam | International Documentary Film Festival Amsterdam | Hootenanny Singers | Athenaeum Illustre of Amsterdam | Amsterdam Metro | The Staple Singers | SS Nieuw Amsterdam | SS ''Nieuw Amsterdam'' | Selah Jubilee Singers | New Amsterdam (TV series) | New Amsterdam Theatre |
A 2009 McKnight Fellow, Betinis' compositions have been performed by numerous professional and amateur choruses, including New Amsterdam Singers, Cantus and The Rose Ensemble.