Central Park, Belvedere Castle

Take in a sweeping view of the Great Lawn, the Ramble and Turtle Pond from Belvedere Castle, a folly built on one of the highest points in the park. Inside you''ll find the Henry Luce Nature Observatory, where they can peer into microscopes and telescopes, look at skeletons and papier mâché birds or borrow a free discovery kit (requires two forms of ID, one of which is kept as a deposit) from inside the castle, which includes binoculars, a map, sketch paper and a field guide for exploring the Ramble's woods. Midpark at 79th St, enter at Fifth Ave and 72nd St.