Nestled at an altitude of 3590 meters above sea level, Sheshnag Lake is an oligotrophic lake (water body that has low content of algal production and thus has clear water of high-drinking quality) that is home to several species of fish including the brown trout. The lake appears greenish in colour because of its lush green meadows that surrounds it making it a breathtaking beauty to admire. With a measurement of 1.1 km in length and 0.7 km wide, the lake is considered as one of the most beautiful sights of Jammu and Kashmir tourism.
Sheshnag Lake is mainly fed by the streams and snow mountains above it and it usually freezes in winter. Along with its scientific importance, the lake has special significance for Hindu followers as well. Though there are various mythological stories related to the lake but the most commonly believed one is that Sheshnag Lake basically belongs to Sheshnag, the Lord of Snakes, and is said to be dug by the Lord himself. And because of its presence on the route to holy Amarnath Cave, Sheshnag Lake is also a sacred pilgrimage site. Travellers can easily trek this must visit Pahalgam tourist place from Chandanwadi Valley, which is only about 7 miles away.