Since 1978, it's been referred to as The Yellow Peril by the newspapers,The Thing by artist Ron Robertson-Swann (before it had its proper name) and Steelhenge by the workers who had to construct it.

It's actual name is Vault, and it was our topic of discussion over lunch today, after we'd microwaved our respective meals and walked to the little park at the corner to eat.

"But ...what is it...?" was the most frequent question, and ...