"A large, crystal-clear lake prized for swimming, paddleboarding, and kayaking; the water is cold but remarkably transparent, revealing rainbow-colored rocks along the shore and making it a scenic focal point for summer water activities." - Lydia Mansel Lydia Mansel Lydia Mansel is a writer with more than eight years of experience editing and writing for both brands and online publications—with a particular focus on travel, fashion, and lifestyle. She’s also the founder of the travel site justpacked.com. Travel + Leisure Editorial Guidelines