Music by Kevin MacLeod. Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1200092

MacLeod's description:

Genre: Soundtrack
Time: 3:22
Instruments: Cellos, Bass Clarinet, Alto Flute, English Horn, Clarinet. French Horns, Trombones, Tubas, Percussion, Celesta, Violins, Basses
104 BPM (Moderato - A Bit Fast)

Starts out simply on the plains with cellos and winds, becomes disrupted bit a bit and piles on the grandiose with a lot of brass!

Epic, Uplifting

ISRC: USUAN1200092
© 2012 Kevin MacLeod