The biggest of northern California’s giant redwood trees grow more than 250 ft. tall, with a circumference greater than 90 ft. at their base. The oldest have seen more than 3,000 years.

Both giant sequoias and coast redwoods can live over 2,000 years, explaining their growth. However, height and age records aren't even the most interesting thing about California's redwoods.

The area is open to the public and offers visitors a chance to see giant sequoias and redwoods outside of California. The ...