Located on the great volcanic mountain, south of the island of Bioko. Moka, small village, was named after a king who reigned in the nineteenth century and resided in Riaba. Moka Lake or Biao Lake is located in an ancient crater, served as a sanctuary to the high priest of the Bubis. Upon arrival to Moka we will hike to Biao Lake, during the trek and if we are lucky, we may see some different species of primates that exist in the Lake area. On arrival to the lake, time to enjoy its beauty. The trekking is a excursion through the woods with a combination of plains, ferns and trees. The more adventuous can walk from the crater to the edge of the lake.