Chastain Peak

The Thiel Mountains (85°15′S 91°00′W) are isolated, mainly snow-capped mountains of the Transantarctic Mountains System, located in the Ellsworth Land region of Antarctica. The mountain range is 45 nautical miles (83 km; 52 mi) long, is located roughly between the Horlick Mountains and the Pensacola Mountains, and extends from Moulton Escarpment on the west to Nolan Pillar on the east. Major components include Ford Massif (2,810 metres (9,220 ft)), Bermel Escarpment and a group of eastern peaks near Nolan Pillar.