Sirmaur is the most south-eastern district of Himachal Pradesh, India. It is largely mountainous and rural, with 90% of its population living in villages. It includes the towns of Nahan (its capital), as well as the Shivalik Fossil Park at Suketi, where fossils over 85 million years old have been found.There are six tehsils in this district, namely Nahan, Renuka, Shillai, Rajgarh, Pachhad and Paonta Sahib.Agriculture is the backbone here. Farmers of Sirmaur produce potato and ginger.