ABDNHA Friendly Friday Bike Ride
Leader: Paul Petersen, ABDNHA Volunteer. Relaxed social ride of 20-30 miles, mostly flat, at a 10-12 mph pace. Routes vary weekly, and fun rides to highlight the roads less traveled. […]
10 events found.
Please review our hiker info page to familiarize yourself with hiker safety rules and our hike ratings so that you can select hikes that meet your level of fitness. Unless specified otherwise in the activity descriptions below, hikes have a 15 person limit, and they begin in the ABDNHA parking lot.
Events
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ABDNHA Friendly Friday Bike Ride
Leader: Paul Petersen, ABDNHA Volunteer. Relaxed social ride of 20-30 miles, mostly flat, at a 10-12 mph pace. Routes vary weekly, and fun rides to highlight the roads less traveled. […]
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Borrego Rock & Gem Club (BRAG) Field Trip
Like rocks? Join BRAG and meet other rockhounds! The BRAG club field trip is every 2nd Wed, meeting in the ABDNHA parking lot. Note: Field trips may start at 8:00 […]
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ABDNHA Friendly Friday Bike Ride
Leader: Paul Petersen, ABDNHA Volunteer. Relaxed social ride of 20-30 miles, mostly flat, at a 10-12 mph pace. Routes vary weekly, and fun rides to highlight the roads less traveled. […]
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ABDNHA Friendly Friday Bike Ride
Leader: Paul Petersen, ABDNHA Volunteer. Relaxed social ride of 20-30 miles, mostly flat, at a 10-12 mph pace. Routes vary weekly, and fun rides to highlight the roads less traveled. […]
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Borrego Rock & Gem Club (BRAG) Meeting
Like rocks? Join BRAG and meet other rockhounds!
The BRAG club meets every 4th Wed of the month in the Activity Room.
Note: In Nov & Dec, the meeting is on the 3rd Wed due to holidays.
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ABDNHA Friendly Friday Bike Ride
Leader: Paul Petersen, ABDNHA Volunteer. Relaxed social ride of 20-30 miles, mostly flat, at a 10-12 mph pace. Routes vary weekly, and fun rides to highlight the roads less traveled. […]
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Borrego Rock & Gem Club (BRAG) Field Trip
Like rocks? Join BRAG and meet other rockhounds! The BRAG club field trip is every 2nd Wed, meeting in the ABDNHA parking lot. Note: Field trips may start at 8:00 […]
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Borrego Rock & Gem Club (BRAG) Meeting
Like rocks? Join BRAG and meet other rockhounds!
The BRAG club meets every 4th Wed of the month in the Activity Room.
Note: In Nov & Dec, the meeting is on the 3rd Wed due to holidays.
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Romania Trip 2026!
Spots are still available
Join Anza-Borrego Desert Natural History Association on a grand tour of Romania, one of Europe’s most underrated destinations. Romania has beautiful nature, charming medieval towns, stately castles, colorful monasteries, traditional rural areas, interesting history, and several UNESCO world heritage sites. The group will be led by geologist Don Barrie, GeoTours tour director Matt Ebiner, and an English-speaking Romanian guide.