Safēd Kōh (Persian: سفید کوه‎, Urdu: سفید کوہ‎, "White Mountains"; also known as Spin Ghar (Pashto: سپين غر‎, "white mountain", the Indian Caucasus as late as the 19th century, the Safīd Mountain Range and as the Morga Range), is a mountain range in eastern Afghanistan and expanding well to North-Western Pakistan.