Uploaded March 2016 | Updated September 2026, 2 weeks ago

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Oso Flaco Lake is a small lake surrounded by one of the largest coastal dune ecosystems on the West Coast of the U.S. near Pismo Beach, California. The Oso Flaco Lake boardwalk is a great way to experience this enchanting area. See our blog post on Oso Flaco at backroadswest.com/blog/oso-flaco-lake