You can ride a chunk of the Continental Divide Trail as a self-supported loop by parking at the bottom of the Stemple Pass Road. Climb Lincoln Road to Flesher Pass, and head south on the CDT towards Stemple Pass.

Helena boasts a trail at the end of every street and a brewery at the end of every ride. With over 400 miles of trails in the area, and 80 miles accessible from downtown you can easily explore the nationally recognized mountain biking and hiking trails.