Nothing Larger

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

Answer: A Mountain.

Source: https://www.riddles.com/index.php/291

What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows. What is it? — Nothing Larger by Anonymous v1.

Riddle: What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows. What is it? Answer: A Mountain. — by Anonymous v2.