Tour Information

We offer private and group tours upon request. For more information click on the tours request button below



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Consider visiting our Frequently Asked Questions page to see if your question has already been answered--we constantly update that page with new questions and answers. See link under "About Us" tab.
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Address of Cal-Earth Institute Site:
10177 Baldy Lane
Hesperia, California 92345

Mailing Address only:
P.O. Box 2575
Mission Viejo, CA 92690

Phone Numbers
The Cal-Earth staff spends most of the day outside on the site working on projects--thus the phone is not often answered. Phone messages are checked weekly. Sending an email is highly recommended.

tel: 760-956-7533
fax: 760-244-2201