Taiwan is a small island. There are many major cities along the coast. The light pollution is very serious. Those who love starry sky photography must go to the high-altitude mountains of Taiwan to shoot the starry sky. This is a natural mountain lake in Taiwan. There will be seven colors of light at sunrise On the lake. Taiwan calls it "Seven Colors Lake". In order to get here, people have to walk for 3 days. Walk 53 kilometers to get there.