It’s a giant sequoia, a member of Sequoiadendron giganteum, one of several surviving species of redwoods. The living crown (this one atop the General Sherman, at center) was once a distant mystery.

In the heart of California, the Sequoia and Kings Canyon National Parks are home to some of the tallest trees on the planet.

A public appeal for cash to help restore some of Scotland's botanical treasures following Storm Éowyn has exceeded £55,000 a week after it was launched ...