Kumaon occupies the easternmost part of the mountainous region. Three Districts constitute Kumaon viz. Almora, Nainital and Pithoragarh. Kumaon has a total geographical area of 21,035 sq. km. The altitudinal range of Kumaon varies from 200 Mts. in the terai and bhabar tract to over 7500 Mts. in the main Himalayas. Kumaon enjoys a varied climate. The winter season is perhaps the longest season in Kumaon i.e., from mid-Nov. till March. In Kumaon, the Kali Ganga (sharda) flows down from the Nepal border, through Kumaon Hills. It flows for a considerable distance along the border of Kumaon (India) and Nepal.