In the end, it's too much to listen to. Here are just a few examples of outstanding recordings
Vinyl:
Beethoven: Symphony No. 9 - Berlin Philharmonic, Herbert von Karajan (Deutsche Grammophon)
Bach: Brandenburg Concertos - Academy of St. Martin in the Fields, Neville Marriner (Philips)
Mozart: Le Nozze di Figaro - Orchestra e Coro del Teatro alla Scala, Carlo Maria Giulini (Deutsche Grammophon)
Tchaikovsky: Symphony No. 5 - Boston Symphony Orchestra, Pierre Monteux (RCA Victor)
Chopin: Nocturnes - Arthur Rubinstein (RCA Victor)
Rachmaninoff: Piano Concerto No. 2 - Vladimir Horowitz, New York Philharmonic, Eugene Ormandy (Columbia Masterworks)
Vivaldi: The Four Seasons - Itzhak Perlman, London Philharmonic Orchestra (EMI)
Handel: Messiah - Academy of St. Martin in the Fields, Neville Marriner (Argo)
Mahler: Symphony No. 2 - Vienna Philharmonic, Leonard Bernstein (Deutsche Grammophon)
Debussy: La Mer - London Symphony Orchestra, Pierre Monteux (Decca)
CD:
Beethoven: Piano Sonatas - Alfred Brendel (Philips)
Bach: Goldberg Variations - Glenn Gould (Sony Classical)
Mozart: Requiem - Academy of St. Martin in the Fields, Neville Marriner (Philips)
Schubert: Winterreise - Dietrich Fischer-Dieskau, Gerald Moore (Deutsche Grammophon)
Brahms: Symphony No. 4 - Berlin Philharmonic, Herbert von Karajan (Deutsche Grammophon)
Puccini: La Bohème - Berliner Philharmoniker, Herbert von Karajan (Deutsche Grammophon)
Dvořák: Symphony No. 9 "From the New World" - Berlin Philharmonic, Rafael Kubelik (Deutsche Grammophon)
Ravel: Bolero - Orchestre de Paris, Daniel Barenboim (Deutsche Grammophon)
Handel: Water Music - English Baroque Soloists, John Eliot Gardiner (Archiv Produktion)
Strauss: Also sprach Zarathustra - Berlin Philharmonic, Herbert von Karajan (Deutsche Grammophon)
In the case of opera, I'd recommend to mention the major singers, too. Opera without voices would sound rather incomplete.