There's no place quite like the Giant Forest in Sequoia National Park, and time may be running out to save the largest trees on earth.

Also known as the “Fraternal Monarch,” the 250-foot-tall redwood is said to be 4,000 years old. Three centuries ago, it was burned hollow, and inside its cavernous trunk, 27 feet across, visitors once ...

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.

Tree lovers will love this "drive-thru" redwood experience on California's coast. Inside a state park, guests can walk or drive through this giant tree.

Where is the best place to see the giant redwoods? “As I talk to everybody, it almost seems like the best redwood groves are whatever redwood groves people see first,” Taylor said.

It is still possible to stand in a redwood sorel garden, a garden that carpets a remaining grove of the world’s tallest trees here in northern California.

(calming music) - [Steven] The redwood forest is like a giant super organism because they interweave their roots and hold each other up like true friends.

In the North Bay, a conservation group has been given a unique opportunity to preserve what many think is the largest living redwood tree in Sonoma County.

The event ravaged Pacific kelp forests from Mexico to Alaska. California’s North Coast lost 95% of its bull kelp forest. The Central Coast lost two-thirds of its giant kelp forest.