Answer:
I go around in circles, but always straight ahead, never complain, no matter where I am led.
I am not alive but I grow I don't have lungs but I need air I don't have a mouth but water kills me. What am I?
I am enjoyed by some despised by others. Some take me for granted some treasure me like a gift. I last forever unless you break me first.
What has an eye but cannot see?
With a halo of water and a tongue of wood, stone as skin long I stood. What am I?
What language does a billboard speak?