Beethoven: Missa Solemnis, Op. 123 - Lori Phillips, James Taylor, Etc.; Kenneth Schermerhorn: Nashville Symphony Orchestra & Chorus (2004) samples
Beethoven: Complete Overtures, Minuets, Etc. - Kurt Masur: Leipzig Gewandhaus Orchestra/Neville Marriner:Academy of St.Martin in the Fields (1975) samples
The Bad Plus: The Rite of Spring (2014). Stravinsky's music done by a piano trio is a bit of a stretch, but this is really pretty damn good. Hard to imagine any other group pulling this off any better.
George Gershwin: Rhapsody in Blue (+ Piano Concerto in F, An American in Paris, etc): Boston Pops conducted by Arthur Fiedler, Earl Wild on Piano (1959-1961) CD #8 of the 60 in the "Living Stereo" box set my wife bought for our upcoming anniversary.
Pops Caviar / Russian Orchestral Fireworks: Arthur Fiedler and the Boston Pops Orchestra (1968-1950), featuring works by Borodin, Rimsky-K, Khachaturian, and Tchaikovsky. #38 of the aforementioned box set. Holy Crap, Borodin was really rocking when he composed Prince Igor