Outdoors Workout Programs > Outdoors AllCardio Marathon Mania Cardio Difficulty Intermediate Equipment Outdoors Duration 60 minutes Search Search for: All Workouts DifficultyBeginner Intermediate Advanced EquipmentOutdoors Gym Bodyweight Dumbbells Cable Machine Kettlebells Splits1 Day 2 Day Splits 3 Day Splits 5 Day Splits Duration10 Minute Workouts 20 Minute Workouts 30 Minute Workouts 40 Minute Workouts 60 Minute Workouts