Located in a lush valley in southwest China, Lugu Lake forms the geographical border between Yunnan and Sichuan provinces./Chinanews Photo

Hemmed in by steep mountains and forested slopes, the lake presents a turquoise blue./Chinanews Photo

On a cloudy day, it may be difficult to tell the sky apart from the lake through the mist, as they seem to merge into one./Chinanews Photo

On sunny days, the lake becomes a colorful feast for the eyes with the yellow leaves, azure skies and white clouds. /Chinanews Photo