Carnatic music has 72 parent ragas.

Wacky WorldMusic

The melakarta system organises South Indian ragas into 72 parent scales.

Another wacky fact → All facts

Explore more Music facts

Beethoven kept composing after he went deaf.A piano has 88 keys.<span class="aj-year">2016</span>The “Happy Birthday” song was under copyright until 2016.