The Anza-Borrego Desert Natural History Association is a non-profit 501(c)3 organization.  All of ABDNHA's programs, including our international trips, are open to the general public. For general information about ABDNHA or our international trips please email abdnhaprograms@gmail.com   For travel information or details of either of our upcoming international trips please contact Matt Ebiner at GeoTours - mattebiner@geotours.us