Nick Leverton wrote:
In article .com,
wrote:

Had things been running smoothly, I'm guessing he was intending to
detonate around Piccadilly Circus (a junction and an internationally
renowned location) or Green Park (another junction). Which one was the

Why do you think Piccadilly Circus or Green Park are junctions ?
They're not.

Wrong word. Lines converge at both places and that seemed to be
important on the two Circle Line blasts.