Range, southern Alaska, U.S. It extends south for about 100 mi (160 km) from the Copper River to the Saint Elias Mountains near the Yukon border.
Many peaks exceed 10,000 ft (3,000 m); the highest are Mount Blackburn (16,390 ft [4,990 m]), Mount Bona (16,500 ft [5,029 m]), and Mount Sanford (16,237 ft [4,950 m]). Most of the summits are extinct volcanoes. Snowfields drain into glaciers as long as 45 mi (72 km). The range forms a major part of WrangellSaint Elias National Park .