Endurance Fitness the gym to be at on the north side of Sioux Falls. It features 24/7/365 gym access, two classrooms, a free weight area, a machine exercise area, a cardio area, a hangout lounge, personal training, classes, and meal replacement smoothies! Its a gym built on a principle to be an unintimidating, and a fun place to be. Find out more by visiting the gym itself or their website endurance24.com.