Anza-Borrego Desert Natural History Association

Anza-Borrego Desert Natural History Association

Borrego Springs, CA San Diego Website
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Hike: The Bench

Sat, Dec 5, 2026 • 8:30 AM—11:45 AM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leader: Kathy Bussey, ABDNHA Volunteer This is an easy to moderate 2.3-mile round-trip hike. Enjoy views of the Santa Rosa Mountains, Clark Dry Lake, and…

Hike: Bitter Creek Spring and Maybe Beyond

Sun, Dec 6, 2026 • 8:00 AM—12:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Trip Leaders: Tom Keffer and Lee Christie, ABDNHA Volunteers Join us on this moderate hike to Bitter Creek Spring—one of Anza-Borrego’s few year-round…

Hike: Aggregate Cave

Mon, Dec 7, 2026 • 8:30 AM—1:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leader: Robin Halford, ABDNHA Volunteer This fairly strenuous 6.6-mile hike is in the Mecca Wilderness and Chuckwalla National Monument. Most of the walking is…

Field Trip: Borrego Rock & Gem (BRAG) Club

Wed, Dec 9, 2026 • 9:00 AM—3:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Meet in the ABDNHA Parking Lot. [email protected]

Biking: ABDNHA Friendly Friday Bike Ride (Every Friday)

Fri, Dec 11, 2026 • 10:00 AM—12:00 PM · Anza-Borrego Desert Natural History Association

Leader: Paul Petersen, ABDNHA Volunteer Relaxed social ride of 20-30 mostly flat miles at a 10-12 mph pace. Routes will vary weekly; fun rides to highlight the…

Walk: Historic Borrego Walkabout

Sat, Dec 12, 2026 • 10:00 AM—11:30 AM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leader: Selden McKee, ABDNHA Volunteer Curious about the story of Borrego Springs, from its historic beginnings to today? Enjoy a walk around the town while…

Meeting: Botany Club Open House for New Members

Sat, Dec 12, 2026 • 3:00 PM—4:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leader: Don Rideout, Club Coordinator The Borrego Botany Club will kick off the desert season with a meeting and lecture on Saturday in the ABDNHA Library.…

Borrego Botany Club Lecture: The Plants of Anza-Borrego

Sat, Dec 12, 2026 • 4:00 PM—5:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leader: Don Rideout, Club Coordinator The Borrego Botany Club will kick off the desert season with a meeting and lecture on Saturday in the ABDNHA Library.…

Hike: Little Grand Canyon Overlook

Sun, Dec 13, 2026 • 8:00 AM—11:00 AM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leaders: Tom Keffer and Lee Christie “Little Grand Canyon” is an impressive, although small, slot canyon in Coyote Canyon, near Desert Gardens. We will make…

Meeting: Borrego Rock & Gem (BRAG) Club

Wed, Dec 16, 2026 • 2:00 PM—3:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Newcomers welcome! [email protected]

Hike: Glorietta Canyon

Fri, Dec 18, 2026 • 8:30 AM—1:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leader: Amy Brewster, Volunteer Naturalist This is a moderate to strenuous hike over a saddle and up a side wash to an overlook of Borrego Valley, with some…

Biking: ABDNHA Friendly Friday Bike Ride (Every Friday)

Fri, Dec 18, 2026 • 10:00 AM—12:00 PM · Anza-Borrego Desert Natural History Association

Leader: Paul Petersen, ABDNHA Volunteer Relaxed social ride of 20-30 mostly flat miles at a 10-12 mph pace. Routes will vary weekly; fun rides to highlight the…

Full Moon Walk: South Palm Wash

Full Moon Walk: South Palm Wash

Wed, Dec 23, 2026 • 5:30 PM—8:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leader: Mike McElhatton, ABDNHA Education Director Join ABDNHA’s Program Director Mike McElhatton on this month’s Full Moon Walk in South Palm Wash. Experience…

Bird Walk: Christmas Day Bird Walk at Rams Hill Golf Course

Fri, Dec 25, 2026 • 8:00 AM—11:00 AM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leaders: Tom Keffer and Lee Christie, ABDNHA Volunteers Looking for something different on Christmas morning? Join us at a top Borrego birding spot—open to us…

Biking: ABDNHA Friendly Friday Bike Ride (Every Friday)

Fri, Dec 25, 2026 • 10:00 AM—12:00 PM · Anza-Borrego Desert Natural History Association

Leader: Paul Petersen, ABDNHA Volunteer Relaxed social ride of 20-30 mostly flat miles at a 10-12 mph pace. Routes will vary weekly; fun rides to highlight the…

Hike: Casino (Lots of Slots!) Hike Loop

Tue, Dec 29, 2026 • 8:00 AM—2:00 PM · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Leader: Terri Straub, ABDNHA Volunteer This strenuous 6-mile hike gains 900 feet and passes through four, possibly five, slot canyons. Expect challenging dry…

Mongolia Trip 2027 (Wait List)

Mongolia Trip 2027 (Wait List)

Wed, Jun 30, 2027 · Anza-Borrego Desert Natural History Association · Borrego Springs, CA

Join Anza-Borrego Desert Natural History Association on a tour of Mongolia, a country full of beautiful nature and fascinating culture. ABDNHA-GeoTours…