These majestic trees, named after a Native American, are the tallest trees on earth! Some can grow to more than 300 feet tall and more than 30 feet wide and some can live to be over 3,000 years old! No wonder they are called the Giant Sequoias. In these series of articles, readers will learn about the types of sequioas, their growth, where they can be found, the history of logging these trees, and about John Muir – the famous naturalist who worked to preserve these trees of granduer.