Summits in the eastern San Gabriel Mountains, Angeles National Forest, San Bernardino County, California. The main peaks are: Telegraph Peak 8,985 feet (2,739 m) (left), Cucamonga Peak, 8,859 feet (2,700 m) (center), and Ontario Peak 8,693 feet (2,650 m) (center right), as seen from Baldy Bowl on Mount San Antonio.