Starting at Frank Lloyd Wright & Pima Road, went East on Frank Lloyd Write to Thompson Peak, North to McDowell Mountain Road, East around McDowell Mountain Ranch Road to Bell Road, and then to Pima Road. Went North on Pima Road to Happy Valley Road, East to Alma School, North to Dynamite Blvd, West, back to Pima again, then North to Cave Creek Road. Turned around and headed south on Pima to Princess Drive, West to Perimeter Drive, and South to Bell Road. Then East to Thompson Peak, South to Raintree, West to 90th Street, and finally north to the starting point on Frank Lloyd Wright. Approx 40 miles.
Life, Technology, Science, and stuff that matters to me. Your mileage may vary.