"Shooting Polaris" is John Hales s fascinating and far-reaching account of working as a government surveyor in the southern Utah desert. In it, he describes his search for a place in the natural world, beginning with an afternoon spent tracking down a lost crew member who cracked up on the job and concluding with his supervising a group of at-risk teenagers on a backpacking trip in the Escalante wilderness. In between, he depicts a range of experiences in and outside nature, including hostile barroom encounters between surveyors and tourists, weekends spent climbing Navajo Mountain and...