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Habitat Restoration Team

Sun, May 8, 2022, 9:30am - 2:30pm

Mount Tamalpais - Homestead Valley - Lattie Lane Gate

Help restore and protect critical natural areas from the Marin Headlands to Bolinas Ridge.

Registration Required

Habitat Restoration Team

Sat, Apr 30, 2022, 9:30am - 2:00pm

Tennessee Valley Parking Lot

Help restore and protect critical natural areas from the Marin Headlands to Bolinas Ridge.

Registration Required

Bioblitz participants take photographs of organisms from trail.

City Nature Challenge 2022

Fri, Apr 29, 2022, 12:00am - Mon, May 2, 2022, 11:00pm

Help document local species at your doorstep during this international celebration of biodiversity.

Visit the Tam Van, One Tam's mobile visitor center

Explore Mt. Tam’s wild side with a visit to the Tam Van

Fri, Apr 29, 2022, 12:30 - 3:30pm

Azalea Hill Trailhead

Start your adventure on Mt. Tam with a visit to the Tam Van, our mobile visitor center.

Explore Mt. Tam’s wild side with a visit to the Tam Van

Sun, May 1, 2022, 10:00am - 3:30pm

Azalea Hill Trailhead

Start your adventure on Mt. Tam with a visit to the Tam Van, our mobile visitor center.

Arabis blepharophylla, the coast rock cress

Cracking the Great Pollination Mystery

What’s the most beautiful native plant in the parklands that you’ve never seen? Here’s a hint: its magenta flowers are so bright that it’s known by a range of common names that sound like lipsticks: rose delight, red sensation, and spring charm. Still stumped? Read on, and learn about its intriguing mystery.

Battery Townsley "pond" in a former gun emplacement

LGBTQ+ History at Battery Townsley

Coastal Trail Trailhead at Fort Cronkhite

Celebrate Pride Month in the Marin Headlands! Join a ranger-led hike to Battery Townsley, followed by a tour inside the historic WWII fortification. This program will focus on WWII’s impacts on the LGBTQ+ community, the history of the Lavender Scare, and the importance of sharing these stories today.