Every city experiences noticeable changes with the march of time. Political leaders come and go, businesses appear and disappear, old landmarks are destroyed and new ones erected. To paraphrase the ancient Greek philosopher Heraclitus, nothing is permanent within these centers of human activity except change itself. That said, some locales certainly change more dramatically than others, due to a variety of factors. While many of us have been around long enough to remember things from 50 years ago, these before-and-after photos from five cities around the world have the mid-1970s looking like a distant era. ...Read More