Open Space Authority

Open Space Authority

Contact the organiser

Frequently asked questions:

Have a question for the organiser?

Check the event page for more information or

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Open Space Authority

Contact the organiser

Frequently asked questions:

Have a question for the organiser?

Check the event page for more information or

Journaling in Nature at Ulistac Natural Area! primary image

Journaling in Nature at Ulistac Natural Area!

Friday at 18:30

Ulistac Natural Area

Free

Beginning Birding at Rancho Cañada del Oro! primary image

Beginning Birding at Rancho Cañada del Oro!

Saturday at 08:30

Rancho Canada del Oro Open Space Preserve

Free

Sold Out

Birding at Diablo Foothills! primary image

Birding at Diablo Foothills!

Sunday at 08:30

Diablo Foothills Preserve

Free

Fresh Air & Flowers Hike at Máyyan 'Ooyákma - Coyote Ridge! primary image

Fresh Air & Flowers Hike at Máyyan 'Ooyákma - Coyote Ridge!

Sunday at 10:30

Máyyan 'Ooyákma – Coyote Ridge Open Space Preserve

Free

Coyote Valley Agriculture - Spring 2026 Updates primary image

Coyote Valley Agriculture - Spring 2026 Updates

Mon 1 Jun, 17:30

Tilton Ranch

Free

22 MayFriday
Journaling in Nature at Ulistac Natural Area! primary image

Journaling in Nature at Ulistac Natural Area!

Friday at 18:30

Ulistac Natural Area

Free

23 MaySaturday
Beginning Birding at Rancho Cañada del Oro! primary image

Beginning Birding at Rancho Cañada del Oro!

Saturday at 08:30

Rancho Canada del Oro Open Space Preserve

Free

24 MaySunday

Sold Out

Birding at Diablo Foothills! primary image

Birding at Diablo Foothills!

Sunday at 08:30

Diablo Foothills Preserve

Free

Fresh Air & Flowers Hike at Máyyan 'Ooyákma - Coyote Ridge! primary image

Fresh Air & Flowers Hike at Máyyan 'Ooyákma - Coyote Ridge!

Sunday at 10:30

Máyyan 'Ooyákma – Coyote Ridge Open Space Preserve

Free

1 JuneMonday
Coyote Valley Agriculture - Spring 2026 Updates primary image

Coyote Valley Agriculture - Spring 2026 Updates

Mon 1 Jun, 17:30

Tilton Ranch

Free