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Half Moon Bay

The Top 14 Natural Monuments around Half Moon Bay

Half Moon Bay’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 14

beautiful natural monuments around Half Moon Bay. 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: October 6, 2025

San Andreas Lake

San Andreas Lake is a hidden gem tucked into the hills of San Mateo County, just south of San Francisco. Originally a natural sag pond formed by the San Andreas …

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The Tafoni sandstone consists of sand from ancient dunes cemented by water-soluble calcite. Due to calcite, water easily passes through the porous rock, thereby dissolving the calcite and then depositing …

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San Francisco built Pulgas Water Temple as a monument to the engineering marvel that brought Hetch Hetchy water more than 160 miles across California from Yosemite National Park in the …

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Egg Rock is an example of a successful environmental restoration: Once home to a bird colony of thousands of Common Murres, the colony was wiped out by a 1986 catastrophic …

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Gray Whale Cove State Beach is a beautiful, secluded beach located nine miles north of Highway 92 along Highway 1. This 800-foot stretch of white sand is nestled in a …

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Extend your search for the best caves by checking out these guides of the top ones around Half Moon Bay:

Daly CitySouth San FranciscoPacificaColmaBroadmoorBrisbaneSan BrunoMillbraePortola ValleyMontaraMoss BeachEl GranadaLa HondaLaderaWoodsideMenlo ParkRedwood CityLoma MarWest Menlo ParkAthertonEmerald Lake HillsEast Palo AltoSan CarlosNorth Fair OaksBurlingameFoster CityHillsboroughSan MateoBaywood ParkHighlandsBelmont

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