1. Poyang Lake is the biggest fresh water lake in China and the largest winter habitat for white cranes.
2. The air is fresh and the water is clean, despite a recent mine explosion that threatened to flood the lake with lead.
3. Honghu Lake is China's seventh largest fresh water lake and the biggest in Hubei.
4. It is the largest fresh water lake and wetland in north China, and plays an important role in balancing the ecosystem there.