Redwood National and State Parks is a protected area located along the northern coast of California, United States. It comprises a combination of national and state parks, including Redwood National Park, Jedediah Smith Redwoods State Park, Del Norte Coast Redwoods State Park, and Prairie Creek Redwoods State Park. Collectively, these parks are known for their stunning groves of ancient coastal redwood trees, some of the tallest and oldest trees on Earth.