Napahai Grassland, located in Diqing Tibetan Autonomous Prefecture, Yunnan Province, is a plateau wetland that changes its scenery with the seasons. In spring, it welcomes visitors with vibrant grasslands and blooming wildflowers; in summer, the lake shimmers, becoming a habitat for migratory birds; in autumn, the golden meadows contrast with herds of cattle and sheep; in winter, the receding lake reveals vast marshlands that attract numerous migratory birds for the season.