U.S. Marine recruits finished the day with an hour of free time on Parris Island, S.C. Recruits receive one hour of free time each training day to give them a break from the close, constant association with their drill instructors. This time is often used to write letters, unwind and prepare for the next day. The recruits are give time to practice religious services before ending the day. The recruits also rotate on guard duty throughout the night.