Answer:
I run through hills. I veer around mountains. I leap over rivers. And crawl through the forests. Step out your door to find me.
I cannot be bought cannot be sold even if Iām sometimes made of gold.
I run cold and hot, I look blue but am red. What am I?
I am lighter than air but a hundred people cannot lift me. Careful! I am fragile!
Tear me off and scratch my head, what once was red is black instead. What am I?
What language does a billboard speak?