https://www.blackdiamond.org/retreat-staff-spotlight-john-cargill/
Retreat Staff Spotlight: John Cargill ⋆ Black Diamond Camp
Oct 28, 2025 - Our Retreat Staff at Black Diamond go the extra mile to see that our guests get the experience they’re looking for! From the initial planning stages until the...
staff spotlightjohn cargillblack diamondretreatcamp