It is in front of Khao Kra Dong. From there, there are separating path on the left side leading to scout camp 'Bunyanusas' and the zoo. The reservoir area is a good place for relaxing. We can see Ong Phra Supatrbopite statue from the top of Kra...

It is on the highway of Udon Thani- Nong Bua Lam Phu path, at km.15, then drive for 10 more km, and there would stand a big reservoir for agriculture and fishery.