Donostia

Carlos Mena (counter tenor) & Susana Garcia de Salazar (piano)

Stefano Grondona (guitar)

Oscar Chausow (violin), The Caecilian Trio (piano trio), Frank Glazer (piano), Regina Resnik (soprano vocals), Michael Ponti (piano), Tokyo String Quartet (string quartet), Renata Scotto (mezzo-soprano vocals), Susanne Lautenbacher (violin), Georg Egger (violin), János Starker (cello), Arnold Eidus...

Carlos Bonell (guitar), Marcelo Kayath (guitar), Rita Honti (guitar), Alirio Díaz (guitar), José Luis Lopategui (guitar), Manuel Barrueco (guitar), Rey de la Torre (guitar), Duo Paolini (guitar), Konrad Ragossnig (guitar), Karl Scheit (guitar), Irina Kircher (guitar), Georgy Moravsky (guitar), Jürgen...

Jordi Masó (piano)

Ricardo Requejo (piano), Ricardo Requejo & Marina Pintos

Coral Andra Mari (choir) Basque National Orchestra, Cristian Mandeal

St. Olaf Orchestra, St. Olaf Choir, St. Olaf Chapel Choir, St. Olaf Cantorei, Manitou Singers, Viking Chorus, Steven Amundson, John Ferguson, Robert Scholz, Sigrid Johnson, Kenneth Jennings

Chœur Easo, Xalba Rallo Sagarzazu

Roberto Moronn Perez (guitar)