The Cathedral of St. John the Divine in New York City does not have a luggage storage policy. As a religious institution, their primary focus is on providing a sacred space for worship and community events. They do not have designated facilities to store luggage or personal belongings. However, there are several luggage storage services available throughout the city, such as luggage storage facilities, hotels, and even some transportation hubs. These services can provide a safe and convenient option for storing your belongings while you explore the city or visit the Cathedral.