is considered a subsidiary summit of Montgomery Peak, whose summit is in California. The topographic prominence of Boundary Peak is , which falls under the often used cutoff for an independent peak. Also, Boundary Peak is less than away from its higher neighbor, while Wheeler Peak is over 230 miles from the nearest higher peak. By contrast the prominence of Wheeler Peak, at , is the twelfth largest in the contiguous United States. It is also the twelfth most topographically isolated summit in the contiguous United States. Nearby features The limestone Lehman Caves, at the base of the mountain, feature a large collection of shield formations. Tours of the caves are offered year round by the National Park Service. Higher up on the glacial moraine is a grove of ancient Great Basin Bristlecone Pines of great age. A Bristlecone Pine named Prometheus, which was at least 4,862 years old and the oldest known non-clonal organism, grew here before it was inadvertently cut down in 1964 as part of a research project. Limber Pine, which can live for over 1,000 years, are also found in the area. See also List of Ultras of the United States List of highest points in Nevada by county References External links Great Basin National Park Mountains of Nevada Highest points of United States national parks Mountains of the Great Basin Mountains of White Pine County, Nevada