About the Midpeninsula Regional Open Space District

Docent-led Activities

Enjoy the many free Outdoor Activities on Midpeninsula Regional Open Space District preserves. All activities are led by trained volunteer docents and are free of charge. Some activities require reservations. Please refer to the Reservation Information page for full details.

For all activities, heavy rain at the activity location will cancel that activity. In the event of light rain or the threat of rain, the docent will make the decision at the designated meeting time and location.

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Start Time


04/25/2015 WWW -- Wildflowers, Wandering and Wine at Picchetti Ranch 10:00  am Picchetti Ranch Moderate Hike
04/26/2015 Loop to Ridge Line Vistas 9:00  am Long Ridge Moderate Hike
04/26/2015 Reservation Required Annual Fremont Older House and Garden Tours 9:00  am Fremont Older
04/26/2015 Top O’ Mindego Morning 9:45  am Russian Ridge Moderate Hike
04/29/2015 Explorer Hike: Wildflowers and Views 10:30  am Russian Ridge Moderate Hike



Start Time


05/02/2015 In Full Bloom 10:00  am Sierra Azul Moderate Hike
05/03/2015 Ridgelines 10:00  am Long Ridge Moderate Hike
05/03/2015 Flight of the Resolution 10:00  am El Corte de Madera Creek Moderate Hike
05/03/2015 Earthquake Walk 2:00  pm Los Trancos Easy Hike
05/06/2015 Leisurely Loop 10:00  am Windy Hill Moderate Hike
05/06/2015 Explorer Hike: Mindego Hill or Bust 10:30  am Russian Ridge Strenuous Hike
05/09/2015 Monte Bello Hills Ride 9:00  am Monte Bello Advanced Mtn. Bike Ride
05/09/2015 Wingding Family Fest 10:00  am Skyline Ridge Easy Hike
05/10/2015 Side Door Loop 9:00  am Long Ridge Moderate Hike
05/13/2015 Purisima Spring Series 10:30  am Purisima Creek Redwoods Easy Hike
05/14/2015 Reservation Required Wisdom of the Watershed 9:30  am Bear Creek Redwoods Moderate Hike
05/14/2015 Sunrise Hike 7:00  am Pulgas Ridge Moderate Hike
05/16/2015 Reservation Required Butterflies of Picchetti Ranch 10:00  am Picchetti Ranch Easy Hike
05/17/2015 Reservation Required Explore the West Side (Part 2) 1:00  pm El Corte de Madera Creek Strenuous Hike
05/20/2015 Scenic Aerobic Hike 10:00  am Long Ridge Moderate Hike
05/20/2015 Explorer Hike: South Route to Black Mountain 10:30  am Monte Bello Moderate Hike
05/24/2015 Reservation Required Introductory Geocaching Hike for Families 10:00  am Bear Creek Redwoods Easy Hike
05/25/2015 Reservation Required 29th Annual Hike the Open Spaces 8:30  am Monte Bello Easy Hike
05/25/2015 Memorial Day Meander 9:30  am Los Trancos Moderate Hike
05/27/2015 Reservation Required Workout with Clean Air 10:00  am Purisima Creek Redwoods Strenuous Hike

SPRING (March, April, May)

Full Outdoor Activities Listing and Schedule

At-a-glance Listing

Special note:

If you have a group of 4 or more people who would like to attend a docent-led activity listed in Outdoor Activities, please contact the Docent Programs Coordinator at (650) 691-1200 to discuss in advance. Other arrangements may need to be considered for your group.

Additional Information

Reservations are required for certain activities. Reservations for a given activity are only accepted within the two-week time period prior to the activity date. The maximum number of people allowed for a group reservation is four (4) people. The online reservation forms activate in the individual listings two weeks prior to the date of the activity.

--Emails and voicemails regarding activities are not monitored after hours or over the weekends, but will be processed the next business day.

--If your plans have changed after you have made a reservation and you are no longer able to attend, please let us know so that we can release your reservation to someone else.

Full Reservation Policies

Additional Information

Easy Hike Easy Hike
Moderate Hike Moderate Hike
Strenuous Hike Strenuous Hike
Easy Nature Ride Easy Nature Ride
Intro Bike Ride Intro Mtn. Bike Ride
Intermediate Bike Ride Intermed Mtn. Bike Ride
Adv Bike Ride Adv Mtn. Bike Ride
Kids Kids
Reservations Required Reservations Required

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Reservation Policies