Get ready to feel moody with "Moonlight Sonata: Beethoven Classical Song with Ocean Tidal Surf Waves (Baby Lullabies)" by Nature Sounds Relaxation: Music for Sleep, Meditation, Massage Therapy, Spa. With a 129 BPM and 3 time signature, the rhythms flow in C♯/D♭ minor. Spanning 6 minutes and 45 seconds, "Moonlight Sonata: Beethoven Classical Song with Ocean Tidal Surf Waves (Baby Lullabies)" radiates average energy from start to finish. Let the moody vibes of this track carry you away.