A 2TE25KM leading with a 2TE116UM helper pushes a 6,800-ton mixed train of coal, iron ore, and timber claws the grades of Khoolt Pass. Captured by a Mavic 2 Pro drone at -15C, at one of the highest points of the Trans-Mongolian Railway, around 1650-1700m asl. Inquire tours: monrailpic@gmail.com