You don't really want people in the images. If you took several shots at different times and used a majority-vote algorithm on the colour of each pixel, you'd just get the buildings and inert objects. (OK, it would be harder than that but in principle some image processing should do it).

Yeah, funny how you have to comment on some whorehouse in Toronto, to suggest you would typical find this in Canada versus your country is a sad attack at your bitter views. Grow up and think twice before you insult this great country.