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San Gabriel Mountains National Monument

The Top 14 Natural Monuments in San Gabriel Mountains National Monument

San Gabriel Mountains National Monument’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 14

beautiful natural monuments in San Gabriel Mountains National Monument. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!

Last updated: November 20, 2025

Mount San Antonio ("Mt. Baldy")

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Mount San Antonio is also called Mount Baldy because of its treeless summit. The summit is at 10,064 feet, or 3,068 meters. Mount San Antonia gets an average of 130 …

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Mount Baden-Powell

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Mount Baden-Powell is a popular peak in the Sheep Mountain Wilderness. At 9,406 feet (2.867 meters) it is the fourth highest peak in the San Gabriel Mountains. It was named …

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West Baldy

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West Baldy is the high sub-peak to Mount San Antonio (Mount Baldy). It is the second highest named point in the San Gabriel Mountains and Los Angeles County. Mount Baldy …

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Waterman Mountain

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At 8,041 feet, Waterman Mountain is the highest point in the San Gabriel Wilderness and marks the northern boundary of the wilderness. There are a couple small ski areas on …

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Mount Harwood

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Mount Harwood is the first summit east of Mount San Antonio. The United States Geological Survey recognized the name to honor California educator and conservationist Aurelia Squire Harwood in 1965

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Mount Islip

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At an elevation fo 8,250 feet, Mount Islip is a great spot for breathtaking views of the Los Angeles Basin, the Mojave Desert and the islands in the Pacific Ocean. …

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Coulter Pine Trees

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A beautiful clearing with some Coulter Pine Trees. The unique characteristic of Coulter Pines is the giant cones which are 20 to 40 centimetres (7.9 to 15.7 inches) long, and …

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Sunset Peak

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Enjoy a great panoramic view. Tin sheets have been laid on the floor to flatten it, making it more suited for break, lunches and snacks.

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Mount Burnham

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Mt. Burnham is on the direct route while a PCT loop goes around in a slightly longer contour. Great views including Throop and Mt. Baden-Powell

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Rattlesnake Peak

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The only way to Rattlesnake Peak is challenging, but the views are really rewarding. It is a medium altitude summit, whose bigger siblings can be found to the north (South …

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Other adventures in San Gabriel Mountains National Monument

Pacific Crest Trail from Mexico to Canada – 4,200 kilometres of wilderness

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