California’s giant redwood trees are some of the tallest and most impressive trees on the planet. Standing beneath them can ...

The towering redwoods of California’s Avenue of Giants make for one of the most breathtaking road trips in the world. Driving through massive ancient trees, spotting wildlife, and swimming in hidden ...

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.

“Gesundheit,” I said. David Quammen’s new book, Spillover, is about zoonotic diseases. Michael Nichols photographed California’s giant redwoods for the October 2009 issue.

The specimen has been in the Museum since 1893, after the tree was felled in California. After more than a century ... Conservators applied solvent gel to the giant sequoia to draw the old varnish out ...

Mariposa Grove of the Giant Sequoia is one of three groves in the ... There's also the fun California Tunnel Tree, which is the only living sequoia in Yosemite that features a human-made tunnel ...