According to the legend ancient, sage Asit Muni had his hermitage here. All his life, he bathed daily both in the Ganges and the Yamuna. Unable to go to Gangotri during his old age, a stream of the Ganges appeared opposite Yamunotri for him.
The daughter of the Sun god, Surya and consciousness, Sangya the birthplace of the Yamuna is the Champasar Glacier (4,421 m) just below the Banderpoonch Mountain. The mountain adjacent to the river source is dedicated to her father, and is called Kalind Parvat, Kalind being another name of Surya.
Yamuna is known for her frivolousness, a trait that she developed because, according to a common story, Yamuna’s mother could never make eye contact with her dazzling husband.