Here's collection of set photos from the set of Captain America: The First Avenger, that actually has people in costume in it. This is from the filming of a VE day sequence. There are a lot of cool little details in these photos.
During the filming of "Captain America: The First Avenger" in Trafalgar Square. The extras were dressed in period clothing as the scene filmed was set on VE Day, May 8th, 1945 London, England.