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=USUAN1100393

MacLeod's description:

Genre: Unclassifiable
Length: 30:21
Instruments: Synths, Flute, Harp

Very long, cool, relaxed piece - no surprises, though the timbre does change from time to time. 027
ISRC: US-UAN-11-00393
Calming, Mystical, Relaxed 2007