(Octavia, 2015, 40', CO-07-02) N. of Jamestown, Boulder County, CO. James Canyon Dr. N. 0.7 miles from jct with Ward St. on the N. side of Jamestown to the house on the W. side of the road at 3315. (N40 07.430 W105 23.926) Photo by owners Elizabeth & Kim Matthews 1-5-15.