What has roots that nobody sees, and is taller than trees. Up, up it goes, and y!

Question: What has roots that nobody sees, and is taller than trees!. Up, up it goes, and yet it never grows!?
Answers:

I'm guessing a mountain!.Www@Enter-QA@Com

A mountain i supposeWww@Enter-QA@Com

I agree with Sparkle!. A mountain!Www@Enter-QA@Com

mountain or the sun!?Www@Enter-QA@Com

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