Answer:
What relies on columns but isn't a house, and asks for help but can't speak itself?
Neither bought nor sold but more valuable than gold. It is built but not by hand. What is it?
They're up near the sky, on something very tall. Sometimes they die, only then do they fall.
Round like a dishpan and smaller than a bathtub. But the ocean can't fill it. What is it?
My sides are firmly laced about, Yet nothing is withinΝΎ You'll think my head is strange indeed, Being nothing else but skin.
What language does a billboard speak?