This is a nicely wooded trail that begins on either side of Rigeway Ave, south for a few mile loop that loops between Hwy 20, Ridway Ave and Greyhound Park. The Northern out and back tails along Black Hawk Creek.
I estimated the mileage since I no longer live near the trail and last rode it in September 2003.
How to get there:
I-380 N becomes US-20W. Take exit 227 US-63 (Sergeant Rd) one light to Ridgeway Ave. Turn Left on Ridgeway for 1/2 mile and park at the trail heads on either side before the bridge across Black Hawk Creek.
It's a nice trail, and very few other riders even on the weekends. It's the best "tech