Bring your new or gently used books to this free Community Reuse event. Clear out your bookshelves and make room for new books along the way! No textbooks or encyclopedias. grownyc.org/swap

Summer on the Hudson events are free and open to the public. Seating is limited, unreserved, and available on a first-come, first-served basis. If there is heavy rain at the time of the event, the event will be canceled. For weather updates, check nyc.gov/parks/soh 2 hours before the event.