Chicago offers many natural areas within the city like urban gardens, nature centers, and rooftop gardens. It also has beaches and woods nearby for exploring nature. The document recommends visiting the City Hall rooftop garden, River Trail Nature Center which has daily activities for a small fee, and The Grove historical landmark which has free hiking trails and educational exhibits about local wildlife, plants, and Native American culture. There are plenty of opportunities for kids to enjoy nature through activities like hiking, learning about the environment, and seeing live animals.