Join Heinz Trebitz, of GMC’s Upper Valley Ottauquechee Section, and GMC Executive Director Mike DeBonis as they present stories and photos of their respective 1972 and 2019 climbs of Denali, North America’s highest peak. Hear about two attempts with very different experiences and outcomes, demonstrating how luck and 47 years of technological advancement can affect the odds of summiting this 20,310-foot mountain. The presentation will be free of charge.