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=USUAN1100247

MacLeod's description:

Genre: Soundtrack
Length: 3:49

Grounding background pad with melodic interest. Think "grassy plains". 030
ISRC: US-UAN-11-00247
Dark, Mysterious, Calming, Mystical 2005