Saturday morning open-water swims at Paradise Beach, Tiburon
Marin Open Water Swim Adventures (MOWSA) swims most Saturday mornings at Paradise Beach Park in Tiburon. It's an informally organized, welcoming group of open-water swimmers — no coaches, no fees, just people who love getting in the bay together. Toes in at 8:30 AM (arrive by 8:15 to suit up), and…