Peninsula Open Space Trust (POST)

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Past events

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Hike at Calero County Park

Sun 5 Jan 2025 @ Calero County Park - McKean Picnic Area

Join Peninsula Open Space Trust (POST) at Calero County Park, one of the region�...

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Fungi Fundamentals Part II: Top 10 Mushrooms of the Bay Area (Online Event)

Thu 9 Jan 2025 @ Fungi Fundamentals Part II: Top 10 Mushrooms of the Bay Area (Online Event)

Explore the Bay Area’s top 10 mushrooms with expert tips on ID, habitats, and ...

Bair Island Volunteer Workday

Sat 18 Jan 2025 @ Bair Island Trail Parking Lot

Join Peninsula Open Space Trust and San Francisco Bay Bird Observatory for this ...

Morning Hike at Skyline Ridge Open Space Preserve

Sun 26 Jan 2025 @ Skyline Ridge Parking Lot

Join POST on a guided hike at Skyline Ridge Open Space Preserve!

Coastal Walk at Cowell-Purisima Trail

Fri 31 Jan 2025 @ Cowell Ranch Beach Access Parking

Join Peninsula Open Space Trust for a walk along the Cowell-Purisima trail that ...