Top 100 Symphony Videos With The Longest Duration by BGM channelTop 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.Nature's Symphony: 3 Hours of Soft Music, Meditation, and Mindfulness for Ultimate Relaxation3:02:38Symphony 2.Meditation Music for Music Therapy and Calm Music | Harp Infused 3 Hours of Instrumental Music3:00:45Symphony Top 100 » 200 » 300 » 400 » 500