Actually, on April 10th we had an EF-4 tornado pass about half a mile or so behind where I work. It was fascinating, and terrifying. When people say it sounds like a freight train they are lying; it sounds like twenty freight trains. At first it looked like it was heading straight for us, but it kind of went just north of our vantage point. It was the only time I can remember actually shaking from fright. Easily the most amazing thing I've ever seen. Here it is:
I also have a lot of pictures of damage. This building was just a few hundred feet from my apartment: