Kasauli is a town and cantonment located in Solan district of the Indian state of Himachal Pradesh. The cantonment was established by the British Raj in 1842 as a Colonial hill station, 25 km (16 mi) from Solan, 77 km (48 mi) from Shimla, 58 km (36 mi) from Chandigarh, and 94 km (58 mi) from Ambala Cantt (Haryana), an important railway junction of North India.