Taking the long view
There are colonies of clonal trees that have lived for tens of thousands of years, but there's something majestic about a single tree able to stand on its own for millennia. These ancient trees have borne witness to the rise and fall of civilizations, survived changing climates, and even persevered through the fervent development of human industry. They are a testament to the long view that Mother Nature takes in tending the Earth. With that in mind, consider these, 10 of the world's oldest living trees.
This gallery was originally written in April 2010 and has been updated with new information.