The origin of the name "butterfly spring" in extracurricular reading.

Butterfly spring is located at the foot of Yunnong Peak in Cangshan Mountain, and the spring water is as clear as a mirror. Every year, thousands of butterflies fly from all directions and fly around spring. Butterflies are as big as palms and as small as copper coins. Countless butterflies are hooked and tied, hanging from acacia trees to the water in strings. They are colorful and spectacular.

Legend of butterfly spring-Long, long ago, butterfly spring was called bottomless pool. There are two fathers and daughters living by the pool. Their daughter named Wen Gu is as smart and beautiful as a golden flower. When Wen Gu grew up, she and hunter Xia Lang made a lifelong commitment. Later, Wen Gu was taken away by the landlord, and Xia Lang tried his best to save him when he came back from hunting. Unexpectedly, the officers and men chased them and were cornered. They both jumped into the bottomless pool. Suddenly, there was thunder and lightning and a storm. Countless little butterflies followed. It was the lunar calendar 15. Since then, on this day every year, countless beautiful butterflies will gather here to tell this touching love story. This is the famous "Butterfly Club".

Butterfly spring, near Zhoucheng, is the largest Bai village in Dali with a population of nearly 9,000. This used to be the royal garden of the king of Dali. There are ancient buildings such as ancient stage, main temple and Wenchang Palace in the village. Now it has become a Bai folk-custom tourist village.

Butterfly spring, one of the famous tourist attractions, is a unique spectacle (Butterfly Club) with beautiful scenery and clear springs. With the spread of the film Five Golden Flowers, which reflects the life of the Bai people, this peculiar landscape of butterfly spring is even more famous at home and abroad.