The Jaunsari tribals of Uttarakhand celebrate a week long Bissu Fair marking the happiness and propersity coupled with the harvesting season. This fair is held in the Chakrata Block of Dehradun District. The Bissu Fair mirrors the plentiful cultural heritage and rich traditions of the Jaunsaris. People turn up in large numbers to participate in this fair from nearby Tehri, Uttarkashi and Saharanpur Districts.
Bissu Fair is also celebrated at the well-known temple of Santoora Devi in close proximity to Kempty, about 5 kms from Mussoorie. The week-long fair is The fair is held during the Shukla Paksha in the month of Chaitra in accordance with the Hindu calendar.
An avatar of Goddess Durga, Santoora Devi is worshipped in the Jaunsar region. The Bissu fair begins only after specific offerings are rendered Goddess Santoora Devi.