Programs and Special Events

Naturalist Hike

Third Saturday of the Month! 10am-Noon

Saturday, December 15, Theme: Mushrooms – Castleridge, Code 9628

Saturday, January 19, Theme: Newts – Augustin Bernal, Code 9629


Ages 5 & up  

Join the Naturalist on an interpretative hike that focuses on a particular theme. Learn through games and activities that are fun for the whole family and more!

Register at

Coffee/Cocoa with the Birds

Second Sunday of the Month!

Sunday, January 13, 2018, 9am-11am – Callipe Preserve– Code 9618


All ages

Come learn how to recognize different bird species as we go on a hike! Bring your own mug, we will provide the coffee (or hot cocoa)! Located throughout parks in Pleasanton, the location will be emailed one week prior to the event. Bring your own binoculars or we can loan you a pair.

Register at 

Treasure Hunting in Nature

Sunday, January 27, 2018, 10am-Noon


Ages 8 and up

Join us for letterboxing, an outdoor activity that combines solving puzzles and following clues in nature. Create your own journal and a signature rubber stamp, then search for hidden letterboxes throughout the park. 

Register at using Code 9668.