A complex network of river stones arranged to form ponds and channels that catch fish as they travel downstream, the traps are said to date back at least 40,000 years. Fittingly, they are not found in such purported cradles of civilization as the Fertile Crescent or the Indus Valley, but on the world's oldest continent: Australia.
The Ngunnhu fish traps of Brewarrina are on the border of two Sovereign Union members, the declared sovereign states of the Murrawarri Republic and the Euahlayi Peoples Republic. [node:read-more:link]