There is a myth behind the establishment of the goddess in Sarahan area .It is said that Vanasur was the eldest among a hundred sons of king Bali ,the great grantson of king Prahlad .The main Gods and Goddesses of Kinnaur are considered the offspring of Vanasur and Goddess Hidimba.
In the war which took place after the famous Usha-Anirudh love legend, Lord Shiva took the side of Vansur ,and had to face Lord Krishna. After the war , Pradyuman ,son of Lord Krishna, reigned over the kingdom . Since then people of the area have been following the traditions and customs of the pradyuman-Anirudha dynasty. This famous dynasty built the temple of Maa Bhima K ali inside the palace .On the temple premises, there are three courtyards, and at the top courtyard, two five storey buildings of BhimaKali are made in sculpted wood.
On the top storey of the new building, an idol of BhimaKali is situated. And at the lower storey, aspects of the goddesses Sita and Parvati,also known as Himalayan daughter married to Lord Shiva , are situated. On the temple premises there are temples of Lord Raghunath, Narsingha and Lakdaveera. . People visit this place from distant areas , especially during Navraatras.
Situated at about 170 km from shimla, the temple is located at a height of 2150 mtrs. Good lodging facilities are available form tourists, whith an in located near the temple . There are also to private houses where devotees from distant places can stay. One can reach BhimaKali Temple via Theog , Kumarsain Narkanda ,Rampur or Jeori