Earth’s Biggest Tree?

National Geographic’s December issue is about the world’s biggest trees, and their team of photographers and explorers climbed many of the world’s largest trees to take size surveys, etc. Here they are in Sequoia National Park climbing “The President”, a 3200 year old ‘beaut that is most likely the largest tree in the world, by mass. To think that a living thing that has been around since well before the Romans and since early Egyptian days is, frankly, staggering.