| Come see a marsh, a redwood grove, a 150-year-old bridge, a hidden creek, and the only named spring in the Presidio! Expect hands-on activities as we explore this wildlife treasure, discussing the history and investigating the geology and ecology of this riparian habitat. Come dressed to hikeârain or shine.
Please note: Because our excursions take place in public locations, children must be accompanied by a participating, paying adult. Excursions are $15 per person, for Members only, and preregistration is required.