Twin Peaks

– divermag.com

Twin PeaksWords and Photography by Jill Heinerth
Photo: Jill Heinerth
In 1992, Editors Valerie Grey and Joe Prosser published the NSS Cave Diving Manual, which guided my education as a cave diver. Even before my first training class began, I knew I would seek out the location on the back cover of the book. I had never seen anything as beautiful…