Original: The Coachella Valley Music and Arts Festival (commonly known as Coachella or Coachella Festival) is a three-day (formerly a one or two-day) annual music and arts festival organized by Goldenvoice held at the Empire Polo Fields in Indio, California, in the Coachella Valley.
Simplified: Coachella Valley Music and Arts Festival, best known as just Coachella, is an annual three-day music festival held in Indio, California.