The interchange lakes are three lakes (Paniai, Tigi and Tage) in the interior of the Indonesian province of Papua on the island of New Guinea. They have a total area of ​​54 km² and are 1752 m above sea level.

The lakes were discovered by the pilot Frits Wissel on December 31, 1936. During an inland flight, he saw unexpectedly a large lake with canoes. As a result, it was found that the Central Mountain Region was inhabited by Papua tribes, previously unknown.

In 1938 a small Dutch outpost was installed by Jan van Eechoud in the area. For the inhabitants, who lived largely in the Stone Age, this was the first contact with the outside world. Obano uprising

In 1956, the Oban uprising took place in this area. The Dutch government dropped the insurgency by the Corps of Marines. This included more than 100 deaths. 4 ° 0 'ZB, 136 ° 20' OL

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