Mountain range, southern Alaska, U.S. An extension of the Coast Mountains, it extends in a semicircle from the Alaska Peninsula to the Yukon boundary.
Mount McKinley , in Denali National Park , is the highest point in North America. Many nearby peaks exceed 13,000 ft (3,960 m), including Mounts Silverthrone, Hunter, Hayes, and Foraker. The range is crossed at Isabel Pass by the Trans-Alaska Pipeline .