City Nature Challenge: Guided Nature Hike at Rancho Sierra Vista

April 25–28, 2025

Celebrate with us and bring the globe together for biodiversity.

Join hundreds of cities around the world for the 2025 City Nature Challenge!

Go solo or work together to photograph WILD plants and animals in Ventura County. Make a difference in your neighborhood by contributing to this global community science project. Upload photos or sound recordings in the iNaturalist app. These observations become data that helps scientists better understand and protect nature for all of us!

Participation is free! Just grab your phone and start taking pictures!

Join us on a guided hike at Rancho Sierra Vista/Satwiwa on Sunday, April 27 from 9AM to 11AM as we make observations and contribute to the 2025 City Nature Challenge. Expect an easy hike on uneven terrain and light elevation gain as we stop frequently to identify wildlife and take photos of organisms to upload on iNaturalist.

Plan ahead! Make sure you create an account with iNaturalist and have iNaturalist/Seek downloaded on your smart device prior to the event: https://www.inaturalist.org/

This is a free event with complimentary parking, no experience or expertise is required. Meet at the dirt parking lot at the Wendy Trailhead (intersection of Potrero Road and Wendy Drive). Bring sun-protective layers, closed-toed shoes, water, and a device to take photos.

Directions (hike is NOT at the main trailhead entrance)
GPS Coordinates: N 34.15460 W 118.950166

Wendy Trailhead: Ventura Fwy (101) to Wendy Dr. exit. South on Wendy Dr to dirt pullout at intersection with Potrero Rd. Look for an NPS sign for parking and hike location.

GPS Coordinates: N 34.15460 W 118.950166

For more information on this event, please call the Visitor Center at 805-370-2301 or email us at [email protected]

The City Nature Challenge is organized by the Natural History Museum of Los Angeles County and the California Academy of Sciences. For more information, visit the event's website: www.nhm.org/city-nature-challenge

Host or Publisher Santa Monica Mountains Fund