Join the New York Public Library and New York State Parks, Recreation and Historic Preservation on Saturday, July 15th for City of Water Day and Four Freedoms State Park! There will be a free mobile library with crafts and games. Browse the book collection, ranging in topics from FDR, New York City, art, and nature. The Roosevelt Island Branch of NYPL will join for a book giveaway and chess tutorials. The pop up library will be at the park through Sunday, July 16th.