The sounds of Earth 

Music of The Spheres
Volcanoes, Earthquake, Thunder
Mud Pots
Wind, Rain, Surf
Crickets, Frogs
Birds, Hyena, Elephant
Wild Dog
Footsteps, Heartbeat, Laughter
Fire, Speech
The First Tools
Tame Dog
Herding Sheep, Blacksmith, Sawing
Tractor, Riveter
Morse Code, Ships
Horse and Cart
Tractor, Bus, Auto
F-111 Flyby, Saturn 5 Lift-off
Kiss, Mother and Child
Life Signs, Pulsar