“A dam locks the Dongjiang river, a lake is available in the canyon”. Dongjiang Dam is 157meters high, 35meters thick on bottom and 7meters wide on top. The arc length of dam crest is 438meters and crest elevation is 294 meters. It was the first hyperbolic shell arc dam designed and built by China and was ranked the second place among the dams of same category of the world. It looks like an arc shield set on the granites of Liandaowan valley. The skiing spillways set on the crest hang on the mountainside. The lifting looks like setting in the sky. If you look down on the top, the giant workshops are like match box and pedestrians are like ants. If looking around, visitors can enjoy the lake sceneries of cloud, green mountain, streams, boats, and etc. When discharging the flood, the water was poured out from the spillways that people can feel the water drops miles away.