The top of Trikora or Ettiakup is a mountain in West Papua, Indonesia. Trikora peak has a height of 4.751 meters, making it the third highest mountain in Indonesia after Puncak Jaya and Puncak Mandala. Trikora peak has a forest area of Dipterocarp Hill, Upper Dipterocarp Forest, Montane forest, and Ericaceous Forest or mountain forest. In the days of Dutch rule this mountain was known as Wilhelminatop (Peak Wilhelmina).