Most of our online activity as a grotto occurs in our Google Group forum or on Facebook (link in top right corner). This is where we discuss all things cave related: cave trips, pertinent news regarding local caves, and other items of interest. Members of the forum have paid dues to our grotto or other grottos. If you'd like to become a member, click on the "Contact" button above and inquire about becoming a member. For more information on becoming a member, go to the home page of this website. To view a restricted access version of the forum click OHDG Group to enter.


Skylight Cave1

The Oregon High Desert Grotto is an internal organization of the National Speleological Society. We are dedicated to the study and preservation of caves.


Membership in the Grotto is $15 a year and comes with an invitation to the Google Group forum, access to the Grotto library, issues of the Oregon Underground newsletter, and information on yearly caving activities and trips.


Become an OHDG member by donating through PayPal: