Pando, also known as the Trembling Giant, is an extraordinary grove of quaking aspen trees (Populus tremuloides) located in Fishlake National Forest, Utah, USA. What makes Pando unique is its interconnected root system, making it one of the oldest and heaviest living organisms on Earth. While the individual trees may appear distinct, they are genetically identical and connected by a massive underground network of roots. Pando's origin dates back thousands of years, and estimates suggest it could

Pando is the largest tree in the world. Beneath this “forest” in Utah lies a root system that connects every single one of its 47,000 genetically identical “trees.” In other words, it’s not a forest at all—it’s one massive clonal organism. Venture to Utah’s Fishlake National Forest to get acquainted with Pando, the largest tree in the world. | Atlas Obscura