Northern Rocky Mountain GrottoMontana & Wyoming · NSS

Trip report · November 9, 2025

Steep, Slick, and 30 Degrees: Battling Lilly Guard on Our Knees

Sunday, November 9th, 2025 By Rye Miller (18) and Cooper Striet (17) Cooper and I set out to explore Lilly Guard Cave—my first time in this cave and Cooper’s first time caving …

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