Why Do You See 7 Colors in The Rainbow?
Why did the rainbow have to be a symbol for gay pride? Why couldn't it be a flower or anything ambient to represent it? - Quora
Rainbow gravity theory - Wikipedia
File:Rainbow Crossing, II (8512917134).jpg - Wikipedia
Down to Earth (Rainbow album) - Wikipedia
42nd Infantry Division (United States) - Wikipedia
File:Rainbow flag of the Jewish Autonomous Oblast.png - Wikimedia Commons
File:Eth-diamond-rainbow.png - Wikipedia
File:Rainbow single reflection.svg - Wikipedia