I like this one a lot, she could see I was taking photographs and kept an eye on me as she walked past, fits very well into Assignment 8 of Angier's Train your gaze
These schoolgirls were very boisterous, bad technique on my part lost me a potentially interesting shot.
He saw me standing and composing with the camera and he continued to stare as he walked right on by.
Standing on guard outside the Houses of Parliament - I suspect they get quite a few tourists taking pictures of them.
Leading up to Tate Britain - "safe" shot.
Outside the Houses of Parliament, I noticed that he saw me pointing and his expression is just an accident, I don't think he was posing.
One of "The Burghers of Calais" by Rodin seems to be offering a gesture to this lady who had been taking pictures of them.