Indoor Climbing: America’s Hottest New Workout?

By Kathleen McAuliffe When Daniel Duane spent his weekends scaling Yosemite in the 1980s, climbing was an outdoor experience, as rooted in nature as in physical challenge. After an extended hiatus, Duane returned to the sport, when his 11-year-old daughter Hannah joined a competitive climbing team. But when he dropped in on her practices at […]