Where is the oldest tree in the world?
system
Where is the oldest tree in the world?
user
According to its tree-ring measurements, the oldest living tree known is a Great Basin bristlecone pine, or Pinus longaeva, located in eastern California. Nicknamed Methuselah, the tree is over 4,800 years old, and its location is kept a secret to protect it from harm. 
assistant
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Where is the oldest tree in the world?</s>
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According to its tree-ring measurements, the oldest living tree known is a Great Basin bristlecone pine, or Pinus longaeva, located in eastern California. Nicknamed Methuselah, the tree is over 4,800 years old, and its location is kept a secret to protect it from harm. </s>
