Answer:
This is the most famous bank where children keep their assets
Why was the person shocked?
A locked sphere without hinges or key. Break me open and golden treasures you'll see
What speeds on a track but isn't in a race and has a whistle to announce its steady pace?
It moves around in circles. We see it as we turn. It keeps us always warm. Always alive and always dying, Across the sky we see it flying, But touch it and we burn.
I am the same written forward backward and upside down.