In 1977 The United Nations Sent A Golden Record

In 1977 The United Nations sent a golden record aboard the Voyager 1 space probe to broadcast a message along with tunes from across planet earth. This message has been running now for just over 37 years. 

Included in the tracks is Bach, Beethoven, Willie Nelson, Chuck Berry, and more.  Listen to the message and tunes in this YouTube video playlist.