Description of Baja expedition
San Diego Natural History Museum
Papercrete building information
Paul, "The Wise Gardener's!" award winning site, many fascinating articles
Philippe and Sura's Phoenix Tropical Gardens, very informative site
Arizona Cactus and Succulent Research
Huntington Botanical Gardens (Desert Garden page)
Arizona Native Plant Society - Nonprofit organization devoted to Arizona's native plants
Web site for - The Tourist Trap in Joshua Tree, California. Many varieties of cacti shipped
Tucson Cactus and Succulent Society
Wormsway - Earth-friendly gardening products and info