Join authors Cheryl and William de Jong-Lambert as they fete the release of their new book, Outdoors with KIds New York City, featuring 100 outdoor activities for families, including hiking, biking, paddling, swimming and other adventures. Children can play games like Learn What's in Your Pack, explore a campsite, take part in a scavenger hunt and listen to the authors as they discuss the book. Afterward, the whole family can go for a hike up the park's stunning Waterfall Trail. Sponsored by L.L. Bean, the event will take place rain or shine. All ages.