Axle Grease, West Express and Hawknest Trails Fitness Hike at Pima Dynamite Trailhead Explore these impressive trails with nice saguaro views and granite formations. Experienced hikers suggested. Location: Pima Dynamite Trailhead - 28777 N Pima Rd. Scottsdale, AZ 85262 Skill level: Difficult Distance: ~8.2 miles Time: ~4.5 hours Bathrooms are available at the trailheads. Bring