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Seniors

Park Archives Open Hours

Open reference hours for the GGNRA Park Archives.

Sunny day at Point Bonita Lighthouse
Point Bonita Lighthouse

Discover how Point Bonita provided safe passage through the treacherous Golden Gate and experience the last manned lighthouse on the Pacific Coast.

Soulajule Jewels and Ghouls Hike at Soulajule Reservoir - Hosted by MMWD

Enjoy a hike around this reservoir area through a lovely mixed forest with healthy shrubs and wildflowers underneath.

Mt. Tam Saturday Hike at Dias Ridge #12 Trailhead - Hosted by Friends of Mt. Tam

Enjoy a Saturday sunset hike, guided by Friends of Mt. Tam volunteers.

Mt. Tam Trail Crew: Nora Trail - Hosted by MMWD

Connect with your mountain by spending a day improving trails! We will hike two miles to Nora Trail below historic West Point Inn. Our crew will repair a bridge, upgrade water bars, install a trail marker and do some light brushing.

Mt. Tam Saturday Hike at Dias Ridge Trailhead- Hosted by Friends of Mt. Tam

Enjoy a Saturday sunset hike, guided by Friends of Mt. Tam volunteers.

Mt. Tam Turtle Observer Training - Hosted by MMWD

Help study California's only freshwater turtle.

Meet Your NPS Ranger at the Anza Branch Library

All ages will delight in learning about flora, fauna, and tales of San Francisco through masterful storytelling from your local National Park Service Ranger.

Mt. Tam West Peak Hike - Hydrology of West Peak

Join local hydrologist Peter Hartsough and MMWD staff Mike Swezy to learn more about how the hydrology of West Peak influences the watersheds it feeds, and how geology and climate in turn influence the mountain's hydrology.

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