The U.S. state famous for its Redwoods is California. Known for its towering redwood trees, particularly in parks like Redwood National and State Parks, California boasts some of the largest and oldest trees on the planet. These giants can reach heights of over 350 feet and survive for thousands of years. The redwoods contribute significantly to the state's biodiversity and ecosystem, providing habitat for various wildlife. Visitors can explore numerous trails and witness the majestic beauty of these ancient forests.