Pongour waterfall is one of the most beautiful waterfalls in Vietnam.
Odonata, the dragonflies and damselflies are large flying insects, living near the rivers and their backwaters. These beautiful flyers have fascinating life cycle, living in the water as larvae and airborne a adults.
European backwaters are rich with all kinds of the animals and the plants. From tiny invertebrates to the giant catfish, it is ecosystem comparable to the tropics.