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

Question

What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
first 1with the right answer will get 10 points!!!!!!

Answer 1

The mountain! (Thanks for asking this classic!)

Answer 2

water particles in a cloud?

Answer 3

a skyscraper