Boise, Idaho (United States of America) - "Les Bois 10K". The course starts and finishes at Fort Boise Park in Boise Idaho. The race is run completely on dirt roads. This course is an out-and-back, meaning you climb to 3.1 miles and then turn around and descend back to the Start/Finish Line. The course is challenging but is a great trial run for training for trail running. The race utilizes the Military Reserve Area behind Fort Boise Park.