Eaton Canyon Natural Area is a nature preserve featuring 190 acres of zoology, botany and geography. Here, and at the Nature Center, visitors may partake in equestrian trails, staging areas, hiking trails, seasonal streams, rocks and minerals, wildlife, native plants, natural habitats and picnic areas. It additionally conducts tours for schools, as well as docent-guided tours. Its Nature Center is host to many associations, including the California Native Plant Society and Pasadena Sierra Club.