Green Lake Park, also known as Cui Hu Park, is a picturesque urban park located in Kunming, Yunnan Province, China. Established in the 17th century on the west side of Wuhua Mountain, it is often referred to as "Jade in Kunming" due to its scenic beauty. The park is famous for its four interconnected sub-lakes and traditional bridges, offering a tranquil escape amidst the bustling city. It's a cultural hub where visitors can enjoy performances of Chinese operas and folk music, and during winter, the park becomes a haven for black-headed gulls from Siberia, adding to its charm.